The speeds of the fastballs thrown by major league baseball pitchers were measured by radar gun. The mean speed was 87 miles per hour. The standard deviation of the speeds was 3 mph. Which of the following speeds would be classified as an outlier? 84 mph 81 mph 97 mph 92 mph Question 6 (1 point) Solve the problem. The amount of time workers spend commuting to their jobs each day in a large metropolitan city has a mean of 70 minutes and a standard deviation of 10 minutes. Assuming nothing is known about the shape of the distribution of commuting times, what percentage of these commuting times are between 50 and 90 minutes? at least 95% at least 75% at least 89% at least 0% Question 7 (1 point)