Author Question: When a researcher asks the question, Have changes in some developmental process within the subjects ... (Read 52 times)

yoooooman

  • Hero Member
  • *****
  • Posts: 557
When a researcher asks the question, Have changes in some developmental process within the subjects paralleled the treatment effects?, she is concerned with which one of the following potential threats to internal validity?
 
  a. maturation
  b. subject selection
  c. regression effect
  d. testing effect

Question 2

If you were studying the effects of success and failure on feelings of depression and all of the participants experienced the failure condition on a rainy Monday and the success condition on a sunny Wednesday, ______ might be a threat to internal validity.
 
  a. maturation
  b. history
  c. subject selection
  d. mortality



livaneabi

  • Sr. Member
  • ****
  • Posts: 328
Answer to Question 1

a

Answer to Question 2

b



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

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?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

For a complete list of videos, visit our video library