Multiple Choice
Suppose Bank of America would like to investigate if the credit score and income level of an individual are independent of one another.Bank of America selected a random sample of 400 adults and asked them to report their credit score range and their income range.The following contingency table presents these results. Based on the critical value approach and using α = 0.01,which of the following the decision and conclusion for this hypothesis test would be?
A) The test statistic is greater than the critical value;we reject the null hypothesis and cannot conclude that credit score and income are independent of one another.
B) The test statistic is greater than the critical value;we cannot reject the null hypothesis and can conclude that credit score and income are independent of one another.
C) The test statistic is less than the critical value;we cannot reject the null hypothesis and cannot conclude that credit score and income are not independent of one another.
D) The test statistic is less than the critical value;we reject the null hypothesis and cannot conclude that credit score and income are independent of one another.
Correct Answer:

Verified
Correct Answer:
Verified
Q48: A travel agent wants to determine if
Q104: In the following table,likely voters' preferences of
Q105: A university has six colleges and takes
Q106: The airline industry defines "no-shows" as passengers
Q107: A card-dealing machine deals spades (1),hearts (2),clubs
Q108: The following frequency distribution shows the monthly
Q110: A fund manager wants to know if
Q111: In the following table,individuals are cross-classified by
Q113: The airline industry defines "no-shows" as passengers
Q114: The heights (in cm)for a random sample