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(Solution) - A psychiatrist believes that the location of a test center

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A psychiatrist believes that the location of a test center may influence a test taker's performance. To test his claim, he collects SAT scores from four different locations.

a. Specify the competing hypotheses to test whether some median test scores differ by location.
b. At the 5% significance level, what is the critical value?
c. Calculate the value of the test statistic H.
d. Do the data support the psychiatrist's belief? Explain.


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This question was answered on: Jul 11, 2017

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