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Class interval
|
Frequency
|
Cumulative frequency
|
Percentage frequency
|
Cumulative percentage frequency
|
70 - 74
65 - 69
60 - 64
55 - 59
50 - 54
45 - 49
|
7
11
?
25
30
14
|
110
?
92
69
44
14
|
?
10
21
23
27
13
|
100
94
84
?
40
13
|
Class interval
|
Frequency
|
Cumulative frequency
|
% Frequency
|
Cumulative % frequency
|
70 - 74
65 - 69
60 - 64
55 - 59
50 - 54
45 - 49
|
7
11
?
25
30
14
|
110
?
92
69
44
14
|
?
10
21
23
27
13
|
100
94
84
?
40
13
|