a. Letting p be the proportion of ColorSmart - 5000 television sets that last five years without a single repair, and set up the null and alternative hypothesis that the consumer group should use to attempt to show that the manufacturers claim is false.
b. Use rejection points and previously given sample information to test the hypothesis you set up in part a by setting alpha equal to 010, .05, .01, and .001. How much evidence is there that the manufacturer's claim is false?
c. Do you think the results of the consumer group's survey have practical importance? Explain your opinion.
d. Complete the exercise from the data given and answer all of the questions in a written summary. Cut and paste any EXCEL data that you wish to discuss.
This question was asked on May 06, 2010.
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