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1.  What assumptions must be validated to use t-distribution methods for a single sample mean (confidence interval or...

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Statistics

1.  What assumptions must be validated to uset-distribution methods for a single sample mean(confidence interval or hypothesis test)?

2. What assumptions must be validated to uset-distribution methods for two independent sample means(confidence interval or hypothesis test)?

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Assumptions to use tdistribution for a single samplemean1 The parent population from which the sample is drawn isnormal2 The sample    See Answer
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