Question

given below are the marks obtained by 30 students of a class in a test are 10, 8, 12, 17, 19, 17, 41, 40, 12, 46, 39, 17, 18, 19, 21 ,38,39,19,23,2,6,30,27 using tally marks prepare a frequency table such that 20-30 is a class interval​

Answer 1

Step-by-step explanation:

• class mark. tally marks. frequency

5-10. 3. 4

10-15. 3. 3

15-20. 7. 7

20-25.

25-30.

Answer 2

Answer:

Class mark. tally marks. Frequency

5-10. 3. 4

10-15. 3. 3

15-20. 7. 7

20-25

25-30.