Question: Please, explain the difference between the standard deviation and the standard error of the mean. Please, explain what it means to say that a statistic

Please, explain the difference between the standard deviation and the standard error of the mean.

Please, explain what it means to say that a statistic is statistically significant.

Please, define power.

Please, explain the difference between standardized and unstandardized effect sizes.

Please, explain why is ideal to MAKE a prospective (rather than after-the-fact) power analysis.

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