Author Question: Extraneous variables that affect groups equally: a. are called confounds. b. introduce ... (Read 79 times)

SAVANNAHHOOPER23

  • Hero Member
  • *****
  • Posts: 542
Extraneous variables that affect groups equally:
 
  a. are called confounds.
  b. introduce systematic bias.
  c. do not affect rejection of the null hypothesis.
  d. add overall variability.

Question 2

Confounds introduce:
 
  a. nonsystematic bias.
  b. systematic bias.
  c. both systematic and nonsystematic bias.
  d. error variance.



emilymalinowski12

  • Sr. Member
  • ****
  • Posts: 338
Answer to Question 1

D

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

There are more bacteria in your mouth than there are people in the world.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

For a complete list of videos, visit our video library