A researcher is interested in finding a 90% confidence interval for the mean number of times…

A researcher is interested in finding a 90% confidence interval
for the mean number of times per day that college students text.
The study included 112 students who averaged 26.7 texts per day.
The standard deviation was 24.9 texts. Round answers to 3 decimal
places where possible. With 90% confidence the population mean
number of texts per day is between __ and __ texts.

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