5. (18 points) Forty-one Netflix users were asked how many minutes they spend on Netflix per day. The mean number of minutes for those in the sample was 87 minutes with a
standard deviation of 40 minutes.
a. What type of distribution should be used for this problem?
b. State the distribution notation.
c. Calculate the error bound for a 95% confidence interval.
d. Calculate a 95% confidence interval for the mean number of minutes.
e. Draw and label a graph for this interval.