Question:
In a random sample of 25 people, the mean commute time to
Last updated: 7/10/2022
In a random sample of 25 people, the mean commute time to work was 32.6 minutes and the standard deviation was 7.1 minutes. Assume the population is normally distributed and use a t-distribution to construct a 80% confidence interval for the population mean µ. What is the margin of error of µ? Interpret the results.