To test the difference between two population means by applying the two-sample procedure that uses a pooled estimate of the common variance , the populations from which the samples are drawn must be t distributed.

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To test the difference between two population means by applying the two-sample procedure that uses a pooled estimate of the common variance  , the populations from which the samples are drawn must be t distributed.

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The Answer of To test the difference between two population means by applying the two-sample procedure that uses a pooled estimate of the common variance  , the populations from which the samples are drawn must be t distributed.

To Test the Difference Between Two Population Means by Applying