Question: 1. Given the same sample statistics, which level of confidence will produce the narrowest confidence interval? A) 95% B) 90% C) 85% D) 75% 2.

1. Given the same sample statistics, which level of confidence will produce the narrowest confidence interval? A) 95% B) 90% C) 85% D) 75%

2. Given the same sample statistics and level of confidence, what effect does an increase in sample size have on the width of a confidence interval? A) the width increases B) the width decreases C) there is no change

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