If X and Y Are Any Random Variables with E(X)=

question 282

Multiple Choice

If X and Y are any random variables with E(X) = 5,E(Y) = 6,E(XY) = 21,V(X) = 9 and V(Y) = 10,then the relationship between X and Y is a:

• A)strong positive relationship
• B)strong negative relationship
• C)weak positive relationship
• D)weak negative relationship

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Definitions:

Cash Payments

Transactions where money is paid out by a business or individual in exchange for goods or services.

Writing Checks

The process of completing a check to make a payment from a bank account.

Order

A request or instruction to purchase, sell, or supply goods or services.

Vendor

An individual or company that sells goods or services to another entity, typically as part of the supply chain.