In an anxiety score inventory, where a score of 0 indicates no anxiety, and a score of

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In an anxiety score inventory, where a score of 0 indicates no anxiety, and a score of 10 indicates severe anxiety. If we took 20 students and testing showed that students usually have a score of 5, but the variation is unknown, and the current sample of 20 has a mean anxiety score of 4.4... If the unbiased estimate of the population's variance is 15, what's the...:

a)The variance of the distribution of means (Formula: S² = (X - M)² / (N - 1) = SS / (N - 1))

b)The effect size (if s= .85, knowing information about Cohen's D)

Posted Date: May 17, 2024 06:09 PM

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In an anxiety score inventory, where a score of 0 indicates no anxiety, and a score of

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