Mathematics, 02.08.2019 19:30 armando1863
The mean age for all foothill college students for a recent fall term was 33.2. the population standard deviation has been pretty consistent at 15. suppose that twenty-five winter students were randomly selected. the mean age for the sample was 30.4. we are interested in the true mean age for winter foothill college students. let x = the age of a winter foothill college student. construct a 95% confidence interval for the true mean age of winter foothill college students by working out then answering the exercise. identify the following specifications. (round your answers to two decimal places.)
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The mean age for all foothill college students for a recent fall term was 33.2. the population stand...
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