Question

a) The given data shows the marks obtained by 20 students of a class in a Math test. 31, 9, 8, 20, 8, 7, 30, 31, 24, 20, 13, 13, 28, 26, 19, 27, 13, 12, 25, 21 Represent the data in a frequency distribution table and find the mean.

Answer 1

Answer:

Arrange the given data in ascending order

12,15,15,17,17,17,19,19,19,19,19,21,21,21,23,23,23,23,25,25

Frequency Distribution Table

Marks

12

15

17

19

21

23

25

No. of students

1

2

3

5

3

4

2

Step-by-step explanation:

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