Multiple Choice
A report on the U.S.economy indicates that 28% of Americans have experienced difficulty in making mortgage payments.A news organization randomly sampled 400 Americans from 10 cities named the "fastest dying cities in the U.S." (Forbes Magazine, August 2008) and found that 136 reported such difficulty.Does this indicate that the problem is more severe among these cities? The correct null and alternative hypotheses for testing this claim are ________________________ .
A) H0 : p = 0.28 and HA : p > 0.28
B) H0 : p = 0.28 and HA : p < 0.28
C) H0 : p = 0.28 and HA : p ≠ 0.28
D) H0 : p ≠ 0.28 and HA : p = 0.28
E) H0 : p > 0.28 and HA : p = 0.28
Correct Answer:

Verified
Correct Answer:
Verified
Q1: A report on the U.S.economy indicates that
Q2: Which of the following is not an
Q3: A small business ships specialty homemade candies
Q4: Suppose that you are conducting a two
Q6: A manufacturer of cream filled donuts collected
Q7: A large software development firm recently relocated
Q8: Insurance companies track life expectancy information to
Q9: Grandma Gertrude's Chocolates, a family owned business,
Q10: A manufacturer of cream filled donuts collected
Q11: Insurance companies track life expectancy information to