Mathematics, 12.06.2021 18:30 dnicole43
Which of the following is not true with respect to tests for the difference between two means when the population standard deviations are known? a. The samples must come from normally distributed populations or the sample sizes must be large enough to apply the central limit theorem. b. The samples must be randomly and independently selected. c. The test statistic for a hypothesis test has a t distribution. d. The margin of error for a confidence interval estimate is
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Which of the following is not true with respect to tests for the difference between two means when t...
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