Answer to Question #289570 in Other for Akihiro

Question

TOPIC : REGRESSION

3. In each case state whether you expect the two variables x and y indicated to have positive, 

negative, or zero correlation.

a. the number x of pages in a book and the age y of the author

b. the number x of pages in a book and the age y of the intended reader

c. the weight x of an automobile and the fuel economy y in miles per gallon

d. the weight x of an automobile and the reading y on its odometer

e. the amount x of a sedative a person took an hour ago and the time y it takes him to 

respond to a stimulus

Answer 1

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