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

Author Question: If a researcher administered a mood scale to two preexisting groups of anxious adults, removed the ... (Read 13 times)

Garrulous

  • Hero Member
  • *****
  • Posts: 686
If a researcher administered a mood scale to two preexisting groups of anxious adults, removed the TV sets from one of the groups for two months, and again administered the mood scale to both groups, the researcher would be employing
 
  A) an ex post facto design.
  B) a single-group, posttest-only design.
  C) a single-group, pretest-posttest design.
  D) a pretest-posttest, natural control-group design.

Question 2

In a pretest-posttest, natural control-group design, there is ________ assignment of participants.
 
  A) random
  B) matching
  C) no random
  D) systematized random
 
  Fill in the blank with the correct answer.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

blakeserpa

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

Answer: D

Answer to Question 2

Answer: C





 

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

For a complete list of videos, visit our video library