Question

9) Government sponsored research investigated the relationship between the number of hours

individuals spend on the Internet and age. Which of the following statements is true?

A) Age is the predictor variable and number of hours spent on the Internet is the response

variable

B) Government is the predictor variable and the number of hours spent on the Internet is the

response variable

C) Age is the response variable and the number of hours spent on the Internet is the predictor

variable

D) Age is the predictor variable and government sponsored research is the response variable

10) Assume that a medical research study found a correlation of -0.73 between regular use of

sunscreen and the skin cancer rate. This could be interpreted to mean that

A) the greater the regular use of sunscreen, the lower the person's chances of getting skin cancer

B) skin cancer is caused by not using sunscreen regularly

C) the greater the regular use of sunscreen, the higher the person's chances of getting skin cancer

D) skin cancer can be prevented by regular use of sunscreen

Answer 1

9) Government sponsored research investigated the relationship between the number of hours

individuals spend on the Internet and age. Which of the following statements is true?

A) Age is the predictor variable and number of hours spent on the Internet is the response

variable

10) Assume that a medical research study found a correlation of -0.73 between regular use of

sunscreen and the skin cancer rate. This could be interpreted to mean that

A) the greater the regular use of sunscreen, the lower the person's chances of getting skin cancer

(Since the correlation is negative, an increase in one variable gives a negative(decrease) in the other)