Question

Q6. Calculate Standard Deviation of the following data. Also find coefficient of
variance.
(2.5+2.5)
Class Interval
Frequency
1-3
1
3-5
9
5-7
25
7-9
35
9-11
17
11-13
10
13-15
3​

Answer 1

Answer:

variance.

(2.5+2.5)

Class Interval

Frequency

:

chhhh

Answer 2

Answer:

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