Asked by chris
A STAT 200 instructor is interested in whether there is any variation in the final exam grades between her two classes Data collected from the two classes are as follows:
Her null hypothesis and alternative hypothesis are:
(a) Determine the test statistic. Show all work; writing the correct test statistic, without supporting work, will receive no credit.
(b) Determine the P-value for this test. Show all work; writing the correct P-value, without supporting work, will receive no credit.
(c) Is there sufficient evidence to justify the rejection of H0 at the significance level of 0.05? Explain.
Her null hypothesis and alternative hypothesis are:
(a) Determine the test statistic. Show all work; writing the correct test statistic, without supporting work, will receive no credit.
(b) Determine the P-value for this test. Show all work; writing the correct P-value, without supporting work, will receive no credit.
(c) Is there sufficient evidence to justify the rejection of H0 at the significance level of 0.05? Explain.
Answers
Answered by
PsyDAG
No data. Cannot copy and paste here. However, I will give you a start.
Ho: mean1 = Mean2
Ha: mean1 ≠ mean2
Ho: mean1 = Mean2
Ha: mean1 ≠ mean2
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