Question: We provide data from a simple random paired sample selected from the two populations normally distributed. Pair 1 2 3 4 5 6 Population 1


We provide data from a simple random paired sample selected from the two populations normally distributed. Pair 1 2 3 4 5 6 Population 1 13 | 16 | 13 | 14 | 128 Population 2 11 15 | 10 8 8 9 Differences 2 1 3 6 4 -1 7 17 14 3 The null hypothesis Ho: The two population means are equal. The alternative hypothesis H1: The two population means differ. The paired t-test is used to perform the hypothesis test at 5% level of significance. Which one of the following statements is correct? A. The sample mean is 25.71 B. The rejection region is t > 1.440 c. The test statistic is 3.57. D. The two samples are independent. E. The standard error is 0.84 We provide data from a simple random paired sample selected from the two populations normally distributed. Pair 1 2 3 4 5 6 Population 1 13 | 16 | 13 | 14 | 128 Population 2 11 15 | 10 8 8 9 Differences 2 1 3 6 4 -1 7 17 14 3 The null hypothesis Ho: The two population means are equal. The alternative hypothesis H1: The two population means differ. The paired t-test is used to perform the hypothesis test at 5% level of significance. Which one of the following statements is correct? A. The sample mean is 25.71 B. The rejection region is t > 1.440 c. The test statistic is 3.57. D. The two samples are independent. E. The standard error is 0.84
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