Question
a and b please
pneu Managerial Statistics Homework: Week 5 Homework 40 pts Score: 0 of 4 pts 5.3.34 6 of 12 (3 complete) The time spent (in days) wating for a kidney transplant for p people ages 35-49 can be approximiated by the normal distribution, as shown in the figure to the (a) What waiting time represents the 98th percentile? (b) What waiting time represents the first quartile? Click to Mew page 2 of the Standard Normal Table. (a) The waiting time that represents the 98th percentile is days Round to the nearest integer as needed.) Enter your answer in the answer box and then click Check Answer
Explanation / Answer
mean = 1668
std. dev. = 210.1
(A) z-score for 98%, z = 2.0538
x = mean + z*std.dev. = 1668 + 2.0538*210.1 = 2099.5034
(B) z-score for 25%, z = -0.6745
x = mean + z*std.dev. = 1668 - 0.6745*210.1 = 1526.29