Concept explainers
Test the following hypotheses by using the χ2 goodness of fit test.
A sample of size 200 yielded 60 in category A, 120 in category B, and 20 in category C. Use α = .01 and test to see whether the proportions are as stated in H0.
- a. Use the p-value approach.
- b. Repeat the test using the critical value approach.
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STATISTICS F/BUSINESS+ECONOMICS-TEXT
- Calculus For The Life SciencesCalculusISBN:9780321964038Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.Publisher:Pearson Addison Wesley,