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True or Flase 1. The difference in two sample means is normally distributed for sample sizes a 30, only if the populations are normally distributed.

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1. The difference in two sample means is normally distributed for sample sizes a 30, only if the populations are normally distributed. ANS: 2. In a set of matched samples, each data value in one sample is related to or matched with a corresponding data value in the other sample. ANS: 3. In order to find values in the tdistribution table, you must determine the appropriate degrees of freedom based on the sample sizes. ANS: 4. Sets of matched samples are also referred to as dependent samples. ANS: 5. The F test of two population variances is extremely robust to the violations of the assumption that the populations are normally distributed

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