Question

Find standard deviation using short cut method from the following data-
Class interval
0 - 5
5 - 10
10 - 15
15 - 20
20 - 25
Frequency
8
16
25
14
7
$
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Answer 1

Answer:

standard deviation is from deleted portions

Answer 2

Answer:

the method is used here is rational number in which p and q are integers and q does not is equal to zero.

Step-by-step explanation:

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