(Solution) - Repeat Exercise 31 part b using a 99 confidence level -(2025 Original AI-Free Solution)

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Repeat Exercise 31 part (b), using a 99% confidence level and a margin of error of 2.5%. How does this sample size compare with your answer from Exercise 31 part (b)?
Exercise 31 part (b)
Find the minimum sample size needed, using a prior study that found that 63% of U.S. adults think that they should be saving more money.