Suppose Bank of America Would Like to Investigate If the Credit

question 38

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. The expected number of individuals with income between $50,000 and $100,000 and a credit score less than 650 is ________.

• A) 30.0
• B) 32.5
• C) 37.5
• D) 60.0

Understand what effect size measures are and how they relate to the relationship between variables.

Calculate the r statistic for various scenarios and interpret its value.

Calculate and interpret Cohen's d value for different group sizes and scenarios.

Understand the significance of variance in explaining the relationship between variables.

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