A sample with a mean of M = 40 and a variance of s² = 20 has an estimated standard error of 1 point.How many scores are in the sample? A)4 B)5 C)20 D)21

Name: A sample with a mean of M = 40 and a variance of s 2 = 20 has an estimated standard error of 1 point.How many scores are in the sample? A)4 B)5 C)20 D)21
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The Answer of A sample with a mean of M = 40 and a variance of s² = 20 has an estimated standard error of 1 point.How many scores are in the sample? A)4 B)5 C)20 D)21

A Sample with a Mean of M = 40 and a Variance