Question 8 4 pts Determine the area under the standard normal curve that lies between z=-1.50 and 2:150. [Please write you answer as a whole percentage] Question 9 4 pts The total energy need during pregnancy is normally distributed, with mean of 2600 kcal/day and a standard deviation of 50 kcaleay. What is the probability that a randomly selected pregnant woman has an energy need of more than 2625 kcallday? Is this result unusual? [Recall unusual means the probability is less than 5%, Make Sure you answer BOTH parts]