This topic contains a solution. Click here to go to the answer

Author Question: A researcher studies the impact of stress on college students' exam scores. Whether the results of ... (Read 52 times)

newyorker26

  • Hero Member
  • *****
  • Posts: 536
A researcher studies the impact of stress on college students' exam scores. Whether the results of this study help us to understand the relationship between stress and work performance in real-life institutions is a question of
 
  a. internal validity.
 b. study confounds.
 c. external validity.
 d. the original research hypothesis.

Question 2

Researchers use control groups to
 
  a. make comparisons to the treatment group.
 b. give all research participants an equal chance to participate in the study.
  c. control the hypothesis.
 d. randomize the experiment.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

amynguyen1221

  • Sr. Member
  • ****
  • Posts: 355
Answer to Question 1

c

Answer to Question 2

a




newyorker26

  • Member
  • Posts: 536
Reply 2 on: Jun 22, 2018
YES! Correct, THANKS for helping me on my review


shailee

  • Member
  • Posts: 392
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

For a complete list of videos, visit our video library