Suppose Bank of America Would Like to Investigate If the Credit

question 31

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. Using α = 0.01, the critical value for this hypothesis test is ________.

• A) 9.488
• B) 12.592
• C) 16.812
• D) 13.277

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Definitions:

Asian-Americans

Individuals of Asian descent living in the United States, encompassing a wide range of cultures, languages, and backgrounds.

Hispanic-Americans

Americans with ancestry from Spanish-speaking countries, especially those in Latin America.

African-Americans

A racial or ethnic group in the United States with ancestry from the black racial groups of Africa.

Native Americans

Indigenous peoples of the United States, including various tribes, who were the original inhabitants of the land prior to European colonization.