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A Simple Random Sample of 144 Observations Was Taken from a Large

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A simple random sample of 144 observations was taken from a large population.The sample mean and the standard deviation were determined to be 1234 and 120 respectively.The standard error of the mean is


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Effectiveness

The degree to which a process, intervention, or action achieves its intended result or outcome.

Hamilton Depression Rating Scale

A psychological questionnaire used for assessing the severity of depression symptoms.

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A clear, precise description of a variable within a study in terms of the specific operations or activities used to measure or manipulate it.

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