minutes.

a. Is the travel time distribution more likely to be approxi mately symmetric, positively skewed, or negatively skewed? Explain your reasoning based on the given summary quantities.

b. Suppose that the minimum travel time was 1 minute and that the maximum travel time in the sample was 205 minutes. Construct a skeletal boxplot for the travel time data.

c. Were there any mild or extreme outliers in the data set? How can you tell?