Part 1 of 3 O Points: 0 of 1 Save In a random sample of five mobile devices, the mean repair cost was $70.00 and the standard deviation was $13.00. Assume the population is normally distributed and use a t-distribution to find the margin of error and construct a 95% confidence interval for the population mean. Interpret the results The 95% confidence interval for the population mean is .. (Round to two decimal places as needed.)