Aflare is shot straight up from a flare gun, from a height of 6 meters, and with a velocity of 60 m/s. how many seconds it takes for the flare to hit the ground? use the formula below where v0 is the initial velocity and h0 is the initial height. approximately how long will is take the object to hit the ground?

10.8 sec
11.4 sec
11.8 sec
12.3 sec

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