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From the data bank, select a random sample of 30 individuals. a. Use the z test to test the hypothesis for IQ that H0 = 100. Use ? = .05.
b. Repeat problem a using the t-test.
c. Do you get the same results?
d. Which test is appropriate?
The Data Bank is found in Appendix D and as an Excel file on the disk provided with the book.
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