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3 votes
Calculate standard deviation of the following series:

Size
0-5 5-10
10-15
15-20
Frequency
5
7.
13
20-25
30-35
35-40
25-30
16
21
8
3
(Ans. SD or o = 7.80)

1 Answer

3 votes

Answer:

0

Step-by-step explanation:

User MSafdel
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