Question 21 (1 point) Suppose a population is known to be normally distributed with a mean, u, equal to 116 and a standard deviation, o, equal to 14. Approximately what percent of the population would be between 88 and 144? 9 V 13.5% 12 68% 34% 14 15 V 81.5% 17 18 95% 20 21 47.5%