In June 2010, a random poll of 800 working men found that 9% had taken on a
Question:
a) Estimate the true percentage of men that are taking on second jobs by constructing a 95% confidence interval.
b) A pundit on a TV news show claimed that only 6% of working men had a second job. Use your confidence interval to test whether his claim is plausible given the poll data.
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a Randomization condition The men were contacted through a ra...View the full answer
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Related Book For 
Stats Data And Models
ISBN: 662
4th Edition
Authors: Richard D. De Veaux, Paul D. Velleman, David E. Bock
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