The dot plots below show rainfall totals in the Highlands and Lowlands areas of a certain region. When comparing the two sets of data, which is a true statement?

A. There are gaps in both sets of data.
B. The ranges are the same.
C. The two sets of data do not overlap.
D. The rainfall peaks at a lower value in the Lowlands.

Two researchers are attempting to create a new psychotherapy protocol that more reduces panic attacks. they believe that they have succeeded and are now in the clinical trial period of their protocol's development. they are working with several cohort groups, some of which have been through the new protocol, while others have done the standard protocol currently recommended. if these researchers are interested in evaluating the difference in the percentage of test subjects who successfully decreased their panic attacks in 2 months on the new protocol versus the percentage of test subjects who successfully decreased their panic attacks in 2 months with the traditional protocol, which of the following statistical tests would be most appropriate? a. analysis of variance (anova) b. correlation c. chi-square test d. paired t-test e. independent t-test