MEDAL!!:)

Which of these pairs of variables would you expect to be
represented by a scatterplot with a negative correlation?
A. The weight of a package and the cost to mail the package.
B. The amount of gas in the tank of a car and the number of miles
driven.
C. The cost of a car and the number of tires it has.
D. The cost a telephone call and the length of the call.

Question

MEDAL!!:)



Which of these pairs of variables would you expect to be 
represented by a scatterplot with a negative correlation? 
	A.	 The weight of a package and the cost to mail the package.
	B.	 The amount of gas in the tank of a car and the number of miles 
driven.
	C.	 The cost of a car and the number of tires it has.
	D.	 The cost a telephone call and the length of the call.

anonymous · Answer

Negative Correlation: As x (independent variable) increases, y (dependent variable) decreases.

Which one do you think is the answer?

anonymous · Answer

B right?

anonymous · Answer

@Easyaspi314

anonymous · Answer

B is my answer, is tht correct??

anonymous · Answer

yes it is.

anonymous · Answer

Because as the miles is increasing, the amount of gas in the tank is decreasing, meaning the it is a negative correlation. All of the other are positive correlations because they both increase.

anonymous · Answer

Sorry..had a phone call..   
Best choice is B....choic C is constant (4 tires) 

Personally, I dont like this question.