Consider the paired data shown herePair X Y Difference1 21 29.pdf
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27 Mar 2023•0 j'aime•3 vues
Consider the paired data shown herePair X Y Difference1 21 29.pdf
27 Mar 2023•0 j'aime•3 vues
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Consider the paired data shown here: Pair X Y Difference 1 21 29 2 28 30 3 17 21 4 24 25 5 27 33 In order to test whether the means are equal or not, a t test is performed at alpha = 1%. a. Ho = ____________ Ha = ____________ b. The mean of the differences = ___________ c. Standard deviation of the differences = _________ (4 decimal places) d. Degrees of freedom = ____________ e. t test statistic = _____________ f. Critical value(s) for this test = ____________ g. Decision: ____________________________ h. Estimate the P-value_______________ i.Appropriate confidence interval:_________ Solution a. Ho = ____dbar=0________ Ha = ___dbar not equal to 0_________.
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Consider the paired data shown herePair X Y Difference1 21 29.pdf
- 1. Consider the paired data shown here: Pair X Y Difference 1 21 29 2 28 30 3 17 21 4 24 25 5 27 33 In order to test whether the means are equal or not, a t test is performed at alpha = 1%. a. Ho = ____________ Ha = ____________ b. The mean of the differences = ___________ c. Standard deviation of the differences = _________ (4 decimal places) d. Degrees of freedom = ____________ e. t test statistic = _____________ f. Critical value(s) for this test = ____________ g. Decision: ____________________________ h. Estimate the P-value_______________ i.Appropriate confidence interval:_________ Solution a. Ho = ____dbar=0________ Ha = ___dbar not equal to 0_________