or each problem, compute the appropriate statistical test and report your conclusion. Your answer should include the following: a. Identify the appropriate statistical test. b. State the null hypothesis. c. Calculate the appropriate test statistic. Make sure to report the degrees of freedom for the statistical test (if appropriate). You must show your work to receive full credit. d. State your conclusions (use a two-tailed test with a= .05 for all tests).

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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For each problem, compute the appropriate statistical test and report your conclusion. Your answer should include the following:

a. Identify the appropriate statistical test.

b. State the null hypothesis.

c. Calculate the appropriate test statistic. Make sure to report the degrees of freedom for the statistical test (if appropriate). You must show your work to receive full credit.

d. State your conclusions (use a two-tailed test with a= .05 for all tests).

e. Compute an effect size.

 

1. Dr. Jackson is treating 7 patients who recently suffered a severe head injury. She is tracking their recovery by assessing their cognitive functioning. The seven patients are assessed at one-month intervals with higher scores indicating higher cognitive functioning. Was there a significant change in cognitive functioning over time? Month 1 Month 2 Month 3 55 60 60 61 63 68 42 40 45 38 41 41 57 50 53 40 44 49 43 52 55

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