I need help please!!!
1 answer:
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Since, the variance calculated on 34 scores is equal to 14.94.
We have to determine the standard deviation.
Relationship between Variance and standard deviation is:
Standard deviation =
Substituting the value of Variance, to evaluate the standard deviation.
We get,
Standard deviation =
= 3.865
= 3.87
Therefore, the standard deviation is 3.87