Variance and Standard Deviation (Jee Mains) | ExamDuo
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Dispersion and Variance
Medium
Variance and Standard Deviation
Find the variance and S.D. for the following set of numbers.
25, 21, 23, 29, 27, 22, 28, 23, 21, 25
SELECT ONE OPTION
A
7.44, 2.72
B
7.45, 2.73
C
6.45, 3.73
D
5.45, 4.73
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