QUESTION 15 4 points A national survey indicated that 30% of adults conduct their banking online. It also found 40% are under the age of 50, and that 25% are under the age of 50 and conduct their banking online. What is the probability that an individual conducts online banking, given that the individual is under 50? Put your answer in decimals to 3 places. e.g 5.6% should be entered as 0.056. QUESTION 16 4 points A very large study showed that aspirin reduced the rate of rst heart attacks by 54%. A pharmaceutical company thinks they have a drug that will be more effective than aspirin, and plans to do a randomized clinical trial to test the new drug. What is the null hypothesis the company will use? H0: p > 0.44 H0: p