Mathematics, 04.12.2019 05:31 dkb
Arandom sample of size n1-31 results in a sample mean of 124.3 and a sampl independent sample of size n2 50 results in a sample mean of 131.8 and sample standard constitute sufficient evidence to conclude that the population means differ at the Ī± .05 (a) what type of test should be used? 8.5 7.3. does this e standard deviation of level of significance? 0 a. a hypothesis test regarding the difference of two means using a matched-pair o b. a hypothesi o c. a hypothesis test regarding the difference s design. is test regarding the difference of two means using welch's approximate t between two population proportions from independent samples. d. a hypothesis test regarding two population standard deviations. (b) determine the null and alternative hypotheses. choose the correct answer below. (c) use technology to calculate the p-value. (round to three decimal places as needed.) d) draw a conclusion based on the hypothesis test. choose the correct answer below. the p-value < Ī±. sufficient evidence to reject the null hypothesis because the p-value there is sufficient evidence to reject the null hypothesis because there is not sufficient evidence to reject the null hypothesis a. because the p-value < Ī±. o b. is sufficient evidence to reject the null hypothesis because th e p-value > Ī±. o d. there
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Arandom sample of size n1-31 results in a sample mean of 124.3 and a sampl independent sample of siz...
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