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

Author Question: Two common confounding variables that must be controlled in a nonequivalent control-group design are ... (Read 50 times)

bobbysung

  • Hero Member
  • *****
  • Posts: 519
Two common confounding variables that must be controlled in a nonequivalent control-group design are
 
  A) selection and regression to the mean.
  B) selection and maturation.
  C) maturation and regression to the mean.
  D) sequence effects and maturation.

Question 2

In which of the following is comparing a pretest-posttest scores for experimental and control groups a typical strategy?
 
  A) all experimental studies
  B) all quasi-experimental studies
  C) nonequivalent control-group designs
  D) between-subjects designs



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

alexisweber49

  • Sr. Member
  • ****
  • Posts: 311
Answer to Question 1

Answer: A

Answer to Question 2

Answer: C




bobbysung

  • Member
  • Posts: 519
Reply 2 on: Aug 4, 2018
Thanks for the timely response, appreciate it


mohan

  • Member
  • Posts: 362
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

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?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

For a complete list of videos, visit our video library