• +91 9971497814
  • info@interviewmaterial.com

Statistics Ex-14.4 Interview Questions Answers

Question 1 : The following distribution gives the daily income of 50 workers if a factory. Convert the distribution above to a less than type cumulative frequency distribution and draw its ogive.

Answer 1 :


Daily income in Rupees

100-120

120-140

140-160

160-180

180-200

Number of workers

12

14

8

6

10




Question 2 : During the medical check-up of 35 students of a class, their weights were recorded as follows:

Answer 2 :


Weight in kg

Number of students

Less than 38

0

Less than 40

3

Less than 42

5

Less than 44

9

Less than 46

14

Less than 48

28

Less than 50

32

Less than 52

35

Draw a less thantype ogive for the given data. Hence obtain the median weight from the graphand verify the result by using the formula.