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Find the value of Proportion and construct a 90% confidence interval for proportion.

1. Eighty-eight shoppers were interviewed at random, and 59 said that they prefer to shop alone. What is the value of p-hat?

2. Eighty-eight shoppers were interviewed at random, and 59 said that they prefer to shop alone. Find a 90 percent confidence interval for p.

Statistics and Probability, Statistics

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