Author Question: A nuisance variable is a. the same as a confounded variable b. a second independent variable in ... (Read 119 times)

Starlight

  • Hero Member
  • *****
  • Posts: 567
A nuisance variable is
 
  a. the same as a confounded variable
  b. a second independent variable in an experiment
  c. one that is included even though it is not of theoretical interest
  d. Both b and c are correct.

Question 2

Matching may justified in an experiment if
 
  a. there is a variable that is highly correlated with the dependent variable
  b. it is feasible to present a pretest before assigning subjects to conditions
  c. Both a and b are true.
  d. Matching is always justified.



Gabe

  • Sr. Member
  • ****
  • Posts: 321
Answer to Question 1

d

Answer to Question 2

c



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

Thyroid conditions may make getting pregnant impossible.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

For a complete list of videos, visit our video library