Mathematics, 27.08.2021 23:10 daylanhampton
Which of the following is true when a 95% confidence interval for a population proportion is changed to a 99% confidence interval, with all other parts of the interval remaining constant?
a. The interval size increases by 4%.
b. The interval size decreases by 4%.
c. The interval size increases by 31%.
d. The interval size decreases by 31%.
e. The question cannot be answered without knowing the sample size.
Answers: 2
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Which of the following is true when a 95% confidence interval for a population proportion is changed...
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