Question

Following data represent the marks (out of 25 ) obtained by 20 students in a class test: 14, 19, 21, 13, 18, 24, 20, 23, 17, 22, 18, 12, 21, 24, 5, 11, 7, 8, 15, 16 Write the above data in a tabular from using tally marks and answer the following question : (a) Find the number of students who obtained full marks in the class test. (b) Find the number of students who obtained marks below 12. (c) How many students have got marks between 20 and 25 ? ​

Answer 1

Answer:

Step-by-step explanation:

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