Write $( x + y ) ( \bar { x } + \bar { y } )$

question 15

Short Answer

Write $( x + y ) ( \bar { x } + \bar { y } )$ as a sum-of-products in the variables x and y .

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Definitions:

Linear Association

A relationship between two variables where the change in one variable is proportional to the change in the other, typically represented by a straight line in a scatter plot.

Positive Association

A connection between two variables where both rise or fall simultaneously.

Little or No Association

A term used to describe a situation where there is minimal or no statistical relationship between two variables.

Moderately Strong Association

A statistical term indicating a considerable but not perfect relationship between two variables.