CB.Stats.UNC-4.S: Interpret a confidence interval for a population mean, including the mean difference between values in matched pairs.

Interpret a confidence interval for a population mean, including the mean difference between values in matched pairs.

Example Problems

What is the critical value

t^{*}

for constructing a 90% confidence interval for a mean with 18 degrees of freedom?

What is the critical value

t^{*}

for constructing a 95% confidence interval for a mean from a sample size of

n = 61

observations?

What is the critical value

t^{*}

for constructing a

98\%

confidence interval for a mean from a sample size of

n = 15

observations?

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