Statistics . Class 10 Detailed Chapter Notes - Statistics, Class 10, Maths | EduRev Notes Summary and Exercise are very important for perfect preparation. Convert the following data to a less than type distribution. Access Class 10 Statistics High Order Thinking Skills questions and answers for important topics in based on CBSE NCERT KVS syllabus and examination pattern. Solution: Question 44. Solution: Download NCERT Solutions for Class 10 Mathematics Chapter 14 Statistics (Link of Pdf file is given below at the end of the Questions List) In this pdf file you can see answers of following Questions EXERCISE 14.1 . 26) [True or False] F statistic cannot be negative. For the following distribution, draw a ‘less than type’ ogive and from the curve, find median. Find the median of the following data: (2013) Draw ‘less than ogive’ and ‘more than ogive’ for the following distribution and hence find its median The formula for R 2 given by R 2 = The degrees of freedom in this case would be 10+10 -2 since there are two groups with size 10 each. 54 + x + y = 70 … [Given Practise textbook questions to revise concepts like cumulative frequency, lower limit, upper limit etc. Solution: If the mean of the following frequency distribution is 145, find the missing frequencies (f1,f2): Vedantu Class 9 & 10 243,842 views 53:45 Question 1. Solution: Question 12. Find the upper limit of the modal class. A mean is defined as the average of the numbers. Solution: (2015) Calculate the pocket money that is received by most of the students. a. is 40 b. is 50 c. is 90 d. can not be determined without the original data e. None of the above answers is correct. Solutions of all questions of Chapter 14 Statistics of Class 10 available free at teachoo. Solution: Question 36. Question 36. The following table gives the daily income of 50 workers of a factory: If it is given that mean literacy rate is 63.5, then find the missing frequencies x and y. Data regarding heights of students of Class X of Model School, Dehradun is given below. Find the mean and median for the following data: (2015) ⇒ 30f1 + 70f2 = 3140 – 2060 = 1080 Maximum no. Solution: Question 24. Here, we have provided NCERT Solutions for Class 10 Maths Chapter 14 Statistics which will be helpful in attaining good marks in the examinations. For the above data, draw a ‘more than type’ ogive and from the curve, find median. Solution: Question 37. Solution: After combination: Solution: Question 38. ⇒ 1978 + 66.5x + 84.5y = 2280 The lengths of leaves of a plant are measured correct to the nearest mm and the data obtained is represented as the following frequency distribution: (2015) The entire NCERT textbook questions have been … Solution: Question 28. From graph, median = 54. By learning Statistics, you will be able to find answers for real-life scenarios as well. Convert the following frequency distribution to a ‘more than’ type cumulative frequency distribution. The following table shows the distribution of weights of 100 candidates appearing for a competition. Find the median of the data using an empirical formula, when it is given that mode = 35.3 and mean = 30.5. Solution: Find the mean, median and mode of the following data: Find the model size of the shoes sold. Question 47. Convert the above distribution to a less than type cumulative frequency distribution The median of the following data is 525. ∴ Modal class is 160 – 165 (2015) Given below is the distribution of weekly pocket money received by students of a class. In Class … Convert the following frequency distribution to a more than type cumulative frequency distribution Solution: Question 8. Find the mean literacy rate: (2012) Weekly income of 600 families is given below Solution: Question 51. Solution: Question 25. Solution: Question 30. In a class test, marks obtained by 120 students are given in the following frequency distribution. In a continuous frequency distribution, the median of the data is 21. Question 57. Solution: Question 42. The mean of the following frequency distribution is 62.8. Chapter Wise Important Questions Class 10 Math’s. Solution: We know that, P(E) + P(not E) = 1. Most Important Class 10 Maths MCQ REVISION | CBSE Board 2020 Maths MCQ Questions| Maths Class 10 MCQ - Duration: 53:45. ∴ No. 35.3 = 3(Median) – 61 Important questions for class 10 maths Chapter 14-Statistics consist of all type of questions starting from one marks to 5 marks, all Important questions for class 10 maths Chapter 14-Statistics are with … (2015) Extra Questions for Class 10 Maths Chapter 14 Statistics. He played 50 matches in a year. 2016 we notice both the curves intersect at(17.5,46.5) Free PDF Download of CBSE Class 10 Maths Chapter 11 Geometrical Constructions Multiple Choice Questions with Answers. The frequency distribution table of agricultural holdings in a village is given below: (2013) Extra Questions for Class 10 Maths. The average score of the school in the examination is 71.8. N/2=25 Question from very important topics are covered by NCERT Exemplar Class 10.You also get idea about the type of questions and method to answer in your Class … ⇒ 36 = 18x ⇒ x = 2 MCQ Questions for Class 10 Maths with Answers was Prepared Based on Latest Exam Pattern. median=80.4. Question 45. Solution: Question 31. Solution: Question 12. In this chapter, we will ⇒ 3f1 + 329 – 7f1 = 257 Also find its median. where frequency 6,8,f1, and 12 are in ascending order The last two numbers are 10. Given frequency distribution is not continuous. Question 34. In S1 : Number 9 occurs 3 times (maximum) Median Class=30-40, Question 54. ⇒ 3f1 +7(47 – f1) = 257 . MCQ on Statistics Class 10 Question … Given below are the links of some of the reference books for class 10 math. (2015) Modal class =40-50 Solution: MCQ Questions for Class 10 Maths with Answers was Prepared Based on Latest Exam Pattern. Download free printable worksheets for CBSE Class 10 Statistics with important topic wise questions, students must practice the NCERT Class 10 Statistics worksheets, question banks, workbooks and exercises with solutions which will help them in revision of important concepts Class 10 Statistics. ), Question 13. [Answer: 16.4] The … Solution: Question 37. Question 14. Find the mode of the following data Question 11. Refer to Exhibit 3-1. ⇒ -4f1 = 108 – 140 = -32 . Hence obtain the median weight from the graph For the following distribution, draw a ‘more than Ogive’ and hence find the median: (2013) Students can register and get access to the best and reliable source of study materials specially made … ∴ Median class 1700 – 1850. Mean = 10.5 and median = 9.6 Show that the mode of the series obtained by combining the two series S1 and S2 given below is different from that of S1 and S2 taken separately: (2015) a. is 9 b. is 10 c. is 11 d. varies from class to class e. None of the above answers is correct. Maths Important Questions with Solution for Class 10 PDF Download Mathematics also plays just as significant role as the Science plays in helping students deciding their career. we notice curves intersect at(50,50) Find the Mean area held by a family. e) If we replace the data value 6 in the data set above by 24, will the standard … 10-13. Solution: Question 39. Consider the following distribution, find the frequency of class 30-40. x + y = 70 – 54 = 16 …(i) Download HOTs Questions for Class 10 Statistics. Download HOTs Questions for Class 10 Statistics. 8 occurs 4 times (maximum) The lengths of 50 leaves of a plant are measured correct to the nearest millimetre and the data obtained is represented in the following table Solution: The mean of the following frequency distribution is 62.8 and the sum of frequencies is 50. Mode = 3(Median) – 2(Mean) modal class=60-80 as its frequency is 12 median=50. f2 = 20 – 8 = 12 So, mode of S1 & S2 combined is different from that of S1 & S2 taken separately. Find the value of P: (2012, 2017D) Question 22. Solution: Question 17. Solution: Question 42. Find the mean of the following data. Chapter Wise Important Questions Class 10 Math’s. 13-16. Important questions, guess papers, most expected questions and best questions from 10th math’s chapter Statistics have CBSE chapter wise important questions with solution for free download in PDF format. Draw a ‘more than type’ ogive and from it, find median. Solution: Question 26. Solution: Question 49. Convert the above distribution to a less than type cumulative frequency distribution. (2012) Find the values of x and y if the median for the following data is 31. Solution: Question 5. of boys : No. Solution: Question from very important topics are covered by NCERT Exemplar Class 10.You also get idea about the type of questions and method to answer in your Class … ⇒ f2 = 47 – 18 = 29 This document is highly rated by Class 10 students and has been viewed 911 … Mathematics NCERT Grade 10, Chapter 14: Statistics- Concept of classification of given data into ungrouped as well as grouped frequency distributions was already made clear to stu Now, Solution: Question 22. Learn to analyse data by practising with our NCERT Solutions for CBSE Class 10 Mathematics Chapter 14 Statistics. we notice both curves intersect at (60,50) NCERT Solutions for Class 6, 7, 8, 9, 10, 11 and 12, Question 1. You can see some Detailed Chapter Notes - Statistics, Class 10, Maths | EduRev Notes sample questions with examples at the bottom of this page. Important Questions for Class 10 Maths Chapter 15 Probability with solutions includes all the important topics with detailed explanation that aims to help students to score more marks in Board Exams 2020. Question 2. For helping poor girls of their class, students saved pocket money as shown in the following table: Draw a less than type ogive of the following distribution: 7-10. The degree of freedom is 18. Draw a ‘more than type’ ogive for the above data. Solution: Solution: Find mean pocket money using step deviation method. If each observation is increased by 5, then find the new median. Students can solve NCERT Class 10 Maths Statistics MCQs with Answers to know their preparation level. Solutions of all questions of Chapter 14 Statistics of Class 10 available free at teachoo. curves intersect at(80.4,17.5) Find the mean length of the leaves. These Worksheets for Grade 10 Statistics, class … Draw ‘less than ogive’ and ‘more than ogive’ for the following distribution and hence find its median ... NCERT Solution Chapter 14: Statistics . Maths Important Questions with Solution for Class 10 PDF Download Mathematics also plays just as significant role as the Science plays in helping students deciding their career. This will clear students doubts about any question and improve application skills while preparing for board exams. Solution: Solution: Question 43. Question 21. Solution: Question 24. of pairs sold = 25 (size 5) Calculate his average score. 35.3 = 3(Median) – 2(30.5) Solution: Question 32. (2012) 3(9.6) = Mode + 2(10.5) 96.3 = 3 Median Short Answer Type Questions. Solution: Question 20. ∴ Mode of S1 Series = 9 Question 15. Draw both types (“less than type” and “greater than type”) ogives. If each observation is increased by 5, then find the new median. These NCERT Solutions for Class 10 are prepared by Studyrankers experts who have great experience in teaching students. f2 = 47 – f1 Solution: Question 27. The data may be individual, discrete and continuous .The method of calculating the means depend upon the nature of data. Find the ratio of the number of boys to the number of girls who appeared in the examination. 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Find the missing frequencies: (2013) Solution: Question 38. Literacy rates of 40 cities is given in the following table. Solution: Question 13. School held sports day in which 150 students participated. Find the median. NCERT Exemplar Class 10 Maths is very important resource for students preparing for X Board Examination. The weights of tea in 70 packets are shown in the following table. Solution: Question 30. There will be total 10 MCQ in this test. Let the number of boys = n1 The median of the distribution given below is 14.4.Find the values of the x,y.if the sum of frequency is 20. Students need to be able to identify and pose questions that can be answered by data that vary. Statistics Class 10 Important Questions Very Short Answer (1 Mark) Question 1. Solution: Question 15. Question 29. Important Questions for Class 10 Maths Chapter 14 Statistics with solutions includes all the important topics with detailed explanation that aims to help students to score more marks in Board Exams 2020. The following table gives the literacy rate (in %) in 40 cities. Solution: Class 10 Maths MCQs Chapter 15 Probability MCQ On […] Find the mode of the following frequency distribution: Solution: Question 33. Balbharati solutions for Mathematics 1 Algebra 10th Standard SSC Maharashtra State Board chapter 6 (Statistics) include all questions with solution and detail explanation. Students who are preparing for their Class 10 exams must go through Important Questions for Class 10 Math Chapter 15 Probability. Mode of the following frequency distribution is 65 and sum of all the frequencies is 70. Solution: Question 48. (2012) Solution: Question 10. Data Grouping : When the amount of data is huge, then the frequency distribution table for individual … Find the missing frequency x. Answer . l=60,f=12,f0=f1,f2=6,h=20. The following table gives the daily income of 50 workers of a factory. Solution: If the mode of the following distribution is 57.5, find the value of x ⇒ -x + 10x = 90 – 18 Mode = 28.8 – 21 = 7.8. ... Chapter 6 includes solutions for the important topic of triangles. So first we have to make it continuous. Solution: Question 56. R 2 = = 36.13 . ⇒ 30f1 + 70f2 = 5300 – 2730 = 2570 Most Important Class 10 Maths MCQ REVISION | CBSE Board 2020 Maths MCQ Questions| Maths Class 10 MCQ - Duration: 53:45. Important questions and CBSE board exam questions, practice papers with answers and solutions are available to download as well … Solution: Question 25. Find the median of the following data The distribution given below gives the daily income of 50 workers in a factory: (2017D) Solution: Solution: Question 11. HOTs Questions and Answers for Statistics Class 10 … Find the median for the following distribution: (2013) ⇒ 9x = 72 Important questions, guess papers, most expected questions and best questions from 10th math’s chapter Statistics have CBSE chapter wise important questions with solution for free download in PDF format. Frequency distribution table is as follows: Question 19. CBSE recommends NCERT books and most of the questions in CBSE exam are asked from NCERT text books. ⇒ 18 – x = 90 – 10x (2015) Solution: B) FALSE. y = 18 – 8 = 10 average score of the school in examination = 71.8. Also, obtain median from the curve. Upper limit of the modal class = 12,000. In a continuous frequency distribution, the median of the data is 21. Following table shows sale of shoes in a store during one month: (2014) The average score of boys in the examination of a school is 71 and that of the the girls is 73. Here we have provided NCERT Exemplar Problems Solutions along with NCERT Exemplar Problems Class 10.. Solution: Find x and y if the sum of all frequencies is 100: (2012, 2017 D) The brief notes on statistics for class 10 are given here. lower limit=40. Solution: Question 17. A medical camp was held in a school to impart health education and the importance of excercise to children. If P(E) = 0.05, what is the probability of ‘not E’? median =60. Solution: Question 23. All NCERT Questions are solved, with detailed answers of each and every question and example of the NCERT Book. Total score of girls in the examination of the school = 73 x y = 73y Balbharati solutions for Mathematics 1 Algebra 10th Standard SSC Maharashtra State Board chapter 6 (Statistics) include all questions with solution and detail explanation. Let number of girls in the school be y ∴ Mode of S, Series = 7 You can see some Detailed Chapter Notes - Statistics, Class 10, Maths | EduRev Notes sample questions … CBSE Class 10 Maths Statistics MCQ with Answers: Download important mcq questions to practice for the preparation of CBSE Board Exam 2020. Solution: Question 18. Expert teachers at CBSETuts.com collected and solved 2 Marks and 4 mark important questions for Class 10 Maths Chapter 14 Statistics. From (i), y = 4 – x = 4 – 2 = 2 ∴ x = 2, y = 2. In S1 & S2 : No. In a frequency distribution, if a = assumed mean = 55,∑ fi = 100, h = 10 and ∑ƒiμi = -30, then find the mean of the distribution Average score of boys = 71 Visit to Class 10 Maths Solutions to see the solutions of other chapters. Because almost all the scientific field/ colleges ask for good marks in CBSE Class 10th Maths Subject at the entry level. Important Questions for Class 10 Maths Chapter 14 Statistics with solutions includes all the important topics with detailed explanation that aims to help students to score more marks in Board Exams 2020. Find the mean, mode and median of the above data. In the Statistics … Draw ‘less than ogive’ and ‘more than ogive’ for the following distribution and hence find its median. Solution: Question 6. In S2 : Number 7 occurs 3 times (maximum) Find the missing frequencies f1 and f2: (2013) MCQ on Statistics Class 10 Question 1. ⇒ 1978 + 66.5x + 338 – 84.5x = 2280 Question 50. Given the data set 4 , 10 , 7 , 7 , 6 , 9 , 3 , 8 , 9 Find a) the mode, b) the median, c) the mean, d) the sample standard deviation. 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Draw a ‘more than type’ ogive for this distribution and hence obtain median from the curve. (2012) The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question … [From (i) Draw a less than type give for the following distribution Solution: Question 43. ⇒ 3f1 + 7f2 = 257 …[Dividing by 10 ∴ Modal weight = 46.9 kg, Question 28. (2014) Solution: Question 19. NCERT Exemplar Class 10 Maths is very important resource for students preparing for X Board Examination. In this, we are going to discuss the important statistical concepts, such as grouped data, ungrouped data and the measures of central tendencies like mean, median and mode, methods to find the mean, median and mode, the relationship between them with more examples. Weekly income of 600 families is given below: NCERT Solutions for Class 10 Maths - Access free NCERT Solutions for Class 10 Maths on TopperLearning. Find ‘p’ if the mean of the given data is 15.45. The entire NCERT textbook questions have been solved by best teachers for you. Draw a ‘less than type’ ogive for the following frequency distribution. Find the value of fx from the following data, if its mode is 65. Solution: Question 45. Free PDF Download - Best collection of CBSE topper Notes, Important Questions, Sample papers and NCERT Solutions for CBSE Class 10 Math Statistics. Class 10 Maths MCQs Chapter 14 Statistics. Draw a less than type and a more than type ogive from the given data. During this camp, a medical check of 35 students was done and their weights were recorded as follows: (2016) Solution: Question 40. The purpose of this task is to help students learn to distinguish between statistical questions and questions … Find the mean of the following distribution by Assumed Mean Method: (2015) we notice curves intersect at(58.3,50) ⇒ 3f1 + 140 – 7f1 = 108 Find the mean, mode and median of the following frequency distribution: ∴ Mode of S1 & S2 taken combined = 8 Putting the value of x in (i), we have Solution: median=58.30. Data Grouping : When the amount of data is huge, then the frequency distribution table for individual … Download NCERT Solutions for Class 10 Mathematics Chapter 14 Statistics (Link of Pdf file is given below at the end of the Questions List) In this pdf file you can see answers of following Questions EXERCISE 14.1 . 10th Math’s chapter Statistics … Frequency 6 … Solution: Find the missing frequencies (f1, f2 and /3) in the following frequency distribution when it is given that f2 :f3 = 4: 3 and mean = 50. NCERT Solutions for Class 10th: Ch 14 Statistics Math. Solution: Ages of students are given in the following frequency distribution: (2014) Learning Maths … Solution: 1. ∴ Modal size of shoes = 5, Question 5. Solution: (A) The % variability in scores is given by the R 2 value. Solution: Question 35. Download free printable worksheets for CBSE Class 10 Statistics with important topic wise questions, students must practice the NCERT Class 10 Statistics worksheets, question banks, workbooks and exercises with solutions which will help them in revision of important concepts Class 10 Statistics. Here, we have provided NCERT Solutions for Class 10 Maths Chapter 14 Statistics which will be helpful in attaining good marks in the examinations. Statistics is the study of variability. Make a frequency distribution table for the given table: All the solutions are explained by subject experts and are quite helpful to clear all the concepts. Very Short Answer Type Questions [1 Mark], Question 1. (2014) Find the mode,median and mean of the following data From the following cumulative frequency table, construct a frequency distribution table: (2013) Visit to Class 10 Maths Solutions to see the solutions of other chapters. Find mode, using an empirical relation, when it is given that mean and median are 10.5 and 9.6 respectively. Total score of boys in the examination of the school = 71xx = 71x Determine the modal weight. Solution: Question 9. Students who are preparing for their Class 10 exams must go through Important Questions for Class 10 Math Chapter 14 Statistics. ⇒ f1 = \(\frac{-72}{-4}\) = 18 Find the modal height. The average score of the school in the examination is 71.8. CBSE Maths notes, CBSE physics notes, CBSE chemistry notes. Question 48. These NCERT Solutions for Class 10 … Observe the steps to compute the median, median and mode as per the data presented in a Maths question. (2014) Free PDF download of Important Questions with solutions for CBSE Class 10 Maths Chapter 14 - Statistics prepared by expert Mathematics teachers from latest edition of CBSE(NCERT) books. Write the median class of the following distribution : One of the methods for determining mode is (a) Mode = 2 Median -3 Mean (b) Mode = 3 Median – 2 Mean (c) Mode = 2 Mean – 3 Median (d) Mode = 3 Mean – 2 Median. (b) less than ogive for the following data These ncert book chapter wise questions and answers are very helpful for CBSE board exam. New median = 21 + 5 = 26. The mean of the following frequency distribution is 62.8. The frequency distribution of weekly pocket money received by a group of students is given below: (2014) ⇒ x = 8 Cost of Living Index for some period is given in the following frequency distribution: (2014) Free PDF Download - Best collection of CBSE topper Notes, Important Questions, Sample papers and NCERT Solutions for CBSE Class 10 Math Statistics. S2 : 7, 4, 7, 8, 7, 8, 13 To get the solutions in English, Click for English Medium solutions. Question 3. Solution: median=42. In the Statistics chapter of Class 9, we learned how to find mean, median, mode of raw and ungrouped data. If the mean of the following frequency distribution is 65.6, find the missing Modal Class is 60 – 80. Solution: Question 6. The width of 50 leaves of a plant were measured in mm and their cumulative frequency distribution is shown in the following table. ANSWER: 10. Find the ratio of number of boys to the number of girls who appeared in the examination. If it is given that mean is 59, find the missing frequencies x and y. 10th Math’s chapter Statistics … If the mean of the following distribution is 50, find the value of p: (2013) Question from very important topics are covered by NCERT Exemplar Class 11.You also get idea about the type of questions and method to answer in your Class 11th … Question 16. Solution: Question 46. Oswaal CBSE Question Bank Class 10 Hindi B, English Communication Science, Social Science & Maths (Set of 5 Books) Mathematics for Class 10 by R D Sharma; Pearson IIT Foundation Maths Class 10; Secondary School Mathematics for Class 10 Solution… NCERT Exemplar Class 10 Maths is very important resource for students preparing for X Board Examination. Draw “less than ogive” and “more than ogive” for the following distribution and hence find its median. = 25 ( size 5 ) ∴ Modal Class of the following frequency. N1 and number of boys to the number of girls = n2 ∴ No 11 Geometrical Constructions MCQs Answers! Chapter 6 includes Solutions for Class 10 Maths is very important resource for.. Model size of shoes = 5, Question 54 are 10.5 and 9.6 respectively new CBSE Exam are asked NCERT... Example of the following data: Solution: we know that, P ( E ) P. 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