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A researcher is interested in finding a 95% confidence interval for the mean number of times per day that college students text. The study included

A researcher is interested in finding a 95% confidence interval for the mean number of times per day that college students text. The study included 146 students who averaged 43.1 texts per day. The standard deviation was 21.3 texts.

With95% confidence the population mean number of texts per day is between and texts.

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