Which of the Following Is True of Calculating Confidence Intervals

question 29

Multiple Choice

Which of the following is true of calculating confidence intervals for larger samples?

• A) For larger samples, the t-distribution is indistinguishable from the standard normal distribution.
• B) For larger samples, both the t-distribution and the standard normal distribution require standard deviation values to be calculated.
• C) For larger samples, the degrees of freedom cannot be calculated accurately.
• D) For larger samples, only z-values provide a true sampling distribution of the mean.

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Definitions:

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