9. Success. In August 2004, Time magazine reported
Chapter 21, Problem 9(choose chapter or problem)
9. Success. In August 2004, Time magazine reported theresults of a random telephone poll commissioned by theSpike network. Of the 1302 men who responded, only 39said that their most important measure of success wastheir work.a) Estimate the percentage of all American males whomeasure success primarily from their work. Use a 98%confidence interval. Check the conditions first.b) Some believe that few contemporary men judge theirsuccess primarily by their work. Suppose we wishedto conduct a hypothesis test to see if the fraction hasfallen below the 5% mark. What does your confidenceinterval indicate? Explain.c) What is the level of significance of this test? Explain.
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