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Suppose You Want to Calculate a Confidence Interval to Estimate

Question 26

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Suppose you want to calculate a confidence interval to estimate the population mean.What happens if you want to be more than 95% confident in your results but you can't take another sample? (Assume data quality is not an issue.)


A) You need a larger confidence level than 95%.
B) You need to use a multiplier that is larger than 2 to create your margin of error.
C) You will have to live with a wider confidence interval.
D) All of the above.

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