In the Set of All Past Due Accounts,let the Event

question 43

Multiple Choice

In the set of all past due accounts,let the event A mean the account is between 31 and 60 days past due and the event B mean the account is that of a new customer.The union of A and B is

• A)all new customers.
• B)all accounts fewer than 31 or more than 60 days past due.
• C)all accounts from new customers and all accounts that are from 31 to 60 days past due.
• D)all new customers whose accounts are between 31 and 60 days past due.

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Definitions:

Correlation Coefficient

A statistical measure that calculates the strength and direction of a linear relationship between two variables, ranging from -1 to +1.

Continuous

Refers to a type of variable or data that can take an infinite number of values within a given range.

Pearson's Correlation Coefficient

A measure of the strength and direction of a linear relationship between two continuous variables, computed as the covariance of the variables divided by the product of their standard deviations.

Ordinal

A term referring to a type of data or a scale of measurement where items are ranked in order but the differences between rank positions are not necessarily equidistant.