Instead of 40, if 30 of the 100 people had stated that the main reason they had

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Instead of 40, if 30 of the 100 people had stated that the main reason they had visited the store was because the store is running a sale on coats that week, the width of a 95% confidence interval would (increase/decrease).

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Introduction To Statistical Investigations

ISBN: 9781118172148

1st Edition

Authors: Beth L.Chance, George W.Cobb, Allan J.Rossman Nathan Tintle, Todd Swanson Soma Roy

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