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When testing the difference between two independent population means, the sample variances are pooled to estimate the population variance when ________. Selected Answer: the pop…

When testing the difference between two independent population means, the sample variances are pooled to estimate the population variance when ________. Selected Answer: the pop…
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When testing the difference between two independent population means, the sample variances are pooled to estimate the population variance when ________. Selected Answer: the population variances are assumed unequal and unknown

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User Gerzie
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answer: the population variances are assumed equal but unknown
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User Lwin Htoo Ko
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