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1. Sample data have been collected, and the null hypothesis to be tested is, H0: "The sample was drawn from a normal population." If the analysis is based on a categorization that includes 5 cells:

a. How many degrees of freedom will be associated with the test?

b. For a test at the 0.05 level, what is the critical value of chi-square?

c. If the calculated value of the chi-square statistic is 8.13, what conclusion would be reached regarding the null hypothesis?

2. Sample data have been collected, and the null hypothesis to be tested is H0: "The sample was drawn from a normal population in which µ, 5 130." If the analy- sis is based on a categorization that includes 8 cells:

a. How many degrees of freedom will be associated with the test?

b. For a test at the 0.05 level, what is the critical value of chi-square?

c. If the calculated value of the chi-square statistic is 11.25, what conclusion would be reached regarding the null hypothesis?

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91704080

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