Questions
The standard deviation of the data 6, 5,9, 13, 12,8,10 is
a
527
b
527
c
6
d
6
detailed solution
Correct option is A
Given, numbers are: 6, 5, 9, 13, 12, 8, 10∴ S.D. =σ=Σxi2N−ΣxiN2=6197−6372 =7×619−396949=4333−396949 =36449=527Talk to our academic expert!
Similar Questions
What is the standard deviation of the following data?
| Measurement | 0 - 10 | 10 - 20 | 20 - 30 | 30 - 40 |
| Frequency | 1 | 3 | 4 | 2 |
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