The lengths (in minutes) of a random selection of popular children's animated films are listed below. Estimate the true mean length of all children's animated films with 95% confidence.

93 83 76 92

A. Calculate the sample average (1 pt)

B. Calculate s: (5 pts)

C. Determine t/2 values with 95% confidence: (2 points):

D. Estimate the true mean price for this particular model with 95% confidence. 10 points

E. Consider the aforementioned dataset. Any data value selected at random would be how far, on average, from the mean of the dataset? 4 points