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A survey of 1 026 people asked What would you do

A survey of 1,026 people asked: “What would you do with an unexpected tax refund?” Forty-seven percent responded that they would pay of debts (Vanity Fair, June 2010).

a. At 95% confidence, what is the margin of error?

b. Construct the 95% confidence interval for the population proportion of people who would pay of debts with an unexpected tax refund.

a. At 95% confidence, what is the margin of error?

b. Construct the 95% confidence interval for the population proportion of people who would pay of debts with an unexpected tax refund.

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