In a sample of 40 Democrats, 6 opposed the president's foreign ...

[gonzo233]

In a sample of 40 Democrats, 6 opposed the president's foreign policy, while of 50 Republicans, 8 were opposed to his policy. Determine a 90 confidence interval estimate for the difference between the proportions of the opinions of the individuals in the two parties.

Question 2

Among a random sample of 50 MD's (medical doctors) in the city of Memphis, Tennessee, 10 indicated they make house calls. Among a random sample of 100 MD's in Atlanta, Georgia, 18 said they make house calls. Determine a 95 interval estimate for the difference between the proportions of doctors who make house calls in these two cities.

[lauravaras]

Answer to Question 1

.136 to .116

Answer to Question 2

.114 to .154 (Memphis  Atlanta)

[gonzo233]

Gracias!

[kswal303]

YES! Correct, THANKS for helping me on my review