19. Which of the following is false?

the cost to mail an envelope and the weight of the envelope is a positive correlation
none, since all of the above are true
the graduation rate in a city and the rate of unemployment in a city is a positive correlation
a child’s age and a child’s shoe size

Question

19. 	Which of the following is false?
 	
	the cost to mail an envelope and the weight of the envelope is a positive correlation
	none, since all of the above are true
	the graduation rate in a city and the rate of unemployment in a city is a positive correlation 
	a child’s age and a child’s shoe size

directrix · Answer

Do you think this is true:

	the cost to mail an envelope and the weight of the envelope is a positive correlation