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November 26, 2014

November 26, 2014

Posted by **neil** on Sunday, June 12, 2011 at 8:17pm.

a. What statistical test should be used to analyze the data?

b. Is this a one- or two- tailed test?

c. What are H0 and Ha for this study?

d. Find tcv from appendix A in Jackson’s text.

e. Compute t obt

f. Should H0 be rejected? What should the researcher conclude?

- statistics -
**PsyDAG**, Monday, June 13, 2011 at 11:52amc. If Ho: mean1 = mean2 and Ha: mean1 ≠ mean2, then use two-tailed test. If Ha: mean1 < mean2, use one-tailed test.

We do not have access to Appendix A.

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