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Mathematics 14 Online
OpenStudy (anonymous):

Construct a 99% confidence interval for the population mean, μ. Assume the population has a normal distribution. A group of 19 randomly selected students has a mean age of 22.4 years with a standard deviation of 3.8 years.

OpenStudy (anonymous):

Do you want to know how to do this or just the answer? I'm taking AP statistics right now, but for these problems I just enter the values into the respect interval test on my ti-89

OpenStudy (anonymous):

mainly i would like to know how to do it. please

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