1. (2 points) A conservationist measures the diameters in centimeters of 100 oak trees in a forest. The data is summarized with a five-number summary as follows: Minimum = 3 Q1 = 16.2 Median = 26.1 Q3 = 32.2 Maximum = 38.1. Based on the five-number summary, the overall shape of the tree diameters appears to be

a. Heavily skewed to the left.

b. Heavily skewed to the right.

c. Approximately symmetric.

d. Cannot be determined.

2. (2 points) An administrator at Columbus State is interested in the amount of time (in minutes) students spend on Zoom per week during the Covid -19 pandemic. After taking a random sample of students, which graph would be most appropriate for displaying these data?

a. Bar graph

b. Histogram

c. Pie chart

d. Time-series plot