Are parents of girls more inclined to buy them a car when they leave for college than parents of boys? Simple random samples of 40 girls and 45 boys are taken from a large university on the West Coast.When interviewed,20 girls and 21 boys in the sample responded that their parents bought them a car.What is a 95% plus four confidence interval for the difference in population proportions of girls and boys whose parents bought a car for them when they left for college? Use girls as Group 1 and boys as Group 2.
A) (-0.143,0.206)
B) (-0.176,0.240)
C) (-0.179,0.246)
D) (-0.241,0.305)
Correct Answer:
Verified
Q91: Suppose we have two binomial populations where
Q92: A manufacturer receives parts from two suppliers.A
Q93: At a large Midwestern university,a simple random
Q94: A manufacturer receives parts from two suppliers.A
Q95: At a large Midwestern university,a simple random
Q96: A simple random sample of 60 households
Q97: Suppose we have two binomial populations where
Q98: Suppose we have two binomial populations where
Q100: A simple random sample of 100 of
Q101: A manufacturer receives parts from two suppliers.A
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents