Question

Number of students in 30 class rooms in a school are given below. Construct a frequency distribution table for the data with a exclusive class interval of 4 (students).
25 30 24 18 21 24 32 34 22 20 22
32 40 28 30 22 26 31 34 15 38 28
20 16 15 20 24 30 25 18​

Answer 1

Step-by-step explanation:

the highest number = 40

the lowest number = 15

•Range =(40-15)+1

=25 +1

= 26

Class Number=26÷4

=6.5

≈7

Distribution Row Numbers' Category

15-18 5

19-22 7

23-26 6

27-30 5

31-34 5

35-38 1

39-42 1

43-46 0

Answer 2

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