Give examples of two variables that have a perfect positive linear correlation a

Question

Give examples of two variables that have a perfect positive linear correlation and two variables that have a perfect negative linear correlation. Choose the correct answer below. Two variables that have perfect positive linear correlation are the price per gallon of gasoline and the height of a wheelchair ramp. Two variables that have perfect negative linear correlation are the distance from a door and the total cost of gasoline. Two variables that have perfect positive linear correlation are the total cost of weekly groceries and the total cost of gasoline. Two variables that have perfect negative linear correlation are the distance from a door and the number of steps to get through the door. Two variables that have perfect positive linear correlation are the distance from the door and the height of a wheelchair ramp. Two variables that have perfect negative linear correlation are the price per gallon of gasoline and the total cost of gasoline. Two variables that have pe

Explanation / Answer

Option D make sense, Because Price per gallon and Total Cost of gasoline can be thought as the perfect linear relationship because as the price per gallon increases , total cost of gallom also increases.

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