In a random survey of 226 selfemployed individuals, 20 reported having had their tax returns audited by
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In a random survey of 226 selfemployed individuals, 20 reported having had their tax returns audited by the Canada Revenue Agency in the past year. Estimate the proportion of self-employed individuals nationwide who’ve been audited in the past year.
a) Check the assumptions and conditions (to the extent you can) for constructing a confidence interval.
b) Construct a 95% confidence interval.
c) Interpret your interval.
d) Explain what “95% confidence” means in this context.
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Related Book For
Business Statistics
ISBN: 9780133899122
3rd Canadian Edition
Authors: Norean D. Sharpe, Richard D. De Veaux, Paul F. Velleman, David Wright
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