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 137 students who averaged 42.6 texts per day. The...

Extracted text: 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 137 students who averaged 42.6 texts per day. The standard deviation was 20.6 texts. Round answers to 3 decimal places where possible. a. To compute the confidence interval use a t :v distribution. b. With 95% confidence the population mean number of texts per day is between and texts.