15 Olivia wanted to know the average of how many seconds it took her to do 1 set of 30 jumping jacks. She recorded the lengths of time below. 26 seconds, 28 seconds, 28 seconds, 30 seconds, 33 seconds, 35 seconds Part A Calculate the measure of center--the mean of the data Olivia collected Part B. Olivia has 430 seconds of exercise left. How many complete sets of jumping jacks should she be able to finish?​