Thread: find Q2 AND D8.........

HELLO,
plz try to find these...........

Solution:

Out put in tons
f
Cumulative
Frequency
(F)
Class Boundary
(C.B)
50-59
3
3
49.5-59.5
60-69
10
13
59.5-69.5
70-79
18
31
69.5-79.5
80-89
28
59
79.5-89.5
90-99
20
79
89.5-99.5
100-109
12
91
99.5-109.5
Total
91
….
…..


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[IMG]file:///C:%5CDOCUME%7E1%5CADMINI%7E1%5CLOCALS%7E1%5CTemp%5 Cmsohtml1%5C01%5Cclip_image004.gif[/IMG]
Watching this value in cumulative frequency column, it lies against 4th class.
Substituting the values in above formula:
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[IMG]file:///C:%5CDOCUME%7E1%5CADMINI%7E1%5CLOCALS%7E1%5CTemp%5 Cmsohtml1%5C01%5Cclip_image008.gif[/IMG]
Watching this value in cumulative frequency column, it lies against 5th class.
Substituting the values in above formula:
[IMG]file:///C:%5CDOCUME%7E1%5CADMINI%7E1%5CLOCALS%7E1%5CTemp%5 Cmsohtml1%5C01%5Cclip_image010.gif[/IMG]