Construct a grouped frequency table with class intervals 0 5, 5 10 and so on for - Maths - Statistics

Question

Construct a grouped frequency table with class intervals 0 –
5, 5 – 10 and so on for the following marks obtained in
mathematics (out of 50) by a group of students in an examination:
0, 5, 6, 7, 10, 12, 14, 15, 20, 22, 25, 26, 27, 8, 11, 17, 3, 6, 9,
17, 19, 21, 22, 29, 31, 35, 37, 40, 42, 45, 49, 4, 50, 16, and 20

Ashutosh Verma · Accepted Answer

Dear Student,

Please find below the solution to the asked query:

Given : Marks obtained in mathematics ( out of 50) by a group of
students in an examination: 0 , 5 , 6 , 7 , 10 , 12 , 14 , 15 , 20
, 22 , 25 , 26 , 27 , 8 , 11 , 17 , 3 , 6 , 9 , 17 , 19 , 21 , 22 ,
29 , 31 , 35 , 37 , 40 , 42 , 45 , 49 , 4 , 50 , 16 , and 20

We form our frequency table , As :

Marks
Number of students ( f )

0 - 5
3

5 - 10
6

10 - 15
4

15 - 20
5

20 - 25
5

25 - 30
4

30 - 35
1

35 - 40
2

40 - 45
2

45 - 50
|
50 - 55
2
|
1

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Marks	Number of students ( f )
0 - 5	3
5 - 10	6
10 - 15	4
15 - 20	5
20 - 25	5
25 - 30	4
30 - 35	1
35 - 40	2
40 - 45	2
45 - 50 \| 50 - 55	2 \| 1