Question

the marks of 30 students in economics have been given below:
59 34 81 23 41 75 45 55 64 35
29 48 62 38 27 04 39 80 51 47
19 72 90 52 61 37 15 79 49 36

(a)prepare a frequency distribution table from the data given.
(b)from the table,show how many students have scored less than 30.​

Answer 1

Answer:

Class interval. Frequency. Tally marks

0-15. 1. l

15-30. 5. ||||

30-45. 7. |||| l

45-60. 8. |||| |||

60-75. 4. ||||

75-90. 4 ||||

90-105. 1. |

This was the answer for part a

Part b) 1+5=6 scored less than 30