Author Question: Which of the following is an example of a negative correlation? a. Body weight increases as ... (Read 61 times)

P68T · **on:** Jun 19, 2018

Which of the following is an example of a negative correlation?

a. Body weight increases as children get older.
b. The rate of heart attacks is directly proportional to yearly income.
c. Shoe size increases as height increases.
d. The likelihood of owning a baseball card collection decreases with age.

Question 2

In a study examining the effects of time of day (morning or afternoon) and temperature (cool, normal, warm) on worker productivity, the factorial notation would be

a. 2 x 2
b. 2 x 5
c. 1 x 6
d. 2 x 3