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For a two-sided confidence interval, an increase in the degree of confidence will result in:
选项：

A:A a wider confidence interval.
B:B a narrower confidence interval.
C:C no change in the width of the confidence interval.

发布时间：2024-04-16 21:32:12

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1.The larger the level of confidence used in constructing a confidence interval estimate of the population mean, the narrower the confidence interval.选项： A:对 B:错
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9.A characteristic of all confidence intervals is that: A: a confidence interval always includes the population parameter. B: a confidence interval always increases in width as the sample size is increased. C: a confidence interval cannot include a value of 0. D: a confidence interval always increases in width as the level of confidence increases.
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For a two-sided confidence interval, an increase in the degree of confidence will result in: 选项： A:A a wider confidence interval. B:B a narrower confidence interval. C:C no change in the width of the confidence interval.

For a two-sided confidence interval, an increase in the degree of confidence will result in:
选项：

A:A a wider confidence interval.
B:B a narrower confidence interval.
C:C no change in the width of the confidence interval.