« previous next »

Author Question: What is the primary reason for including a control group within the design of an (Read 1427 times)

Hawke

  • Hero Member
  • *****
  • Posts: 679
on: May 25, 2013
What is the primary reason for including a control group within the design of an experiment?
A) To ensure that the results obtained are due to a difference in only one variable
B) To ensure that the experimenter can perform a more complete statistical analysis
C) To demonstrate in what way the experiment was performed incorrectly
D) To accumulate additional facts that can be reported to other scientists
E) To test the effect of more than one variable


Melanie

  • Full Member
  • ***
  • Posts: 204
Reply #1 on: May 27, 2013
I think the answer is: A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Thyroid conditions may make getting pregnant impossible.

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

An overview of the process of primary and secondary growth in a woody stem. An overview of the process of primary and secondary growth in a woody stem.
Primary and secondary immune responses. Primary and secondary immune responses.
Control of Components of REM Sleep by the REM-ON Region Control of Components of REM Sleep by the REM-ON Region
Where Professional Psychologists Work Primary employment settings for PhD recipients in psychology. Where Professional Psychologists Work Primary employment settings for PhD recipients in psychology.
The experimental design and results of Lester and Gorzalka (1988). On the third test, the female ... The experimental design and results of Lester and Gorzalka (1988). On the third test, the female ...
In 1974 a UC Berkeley group fired an oxygen nucleus at a californium target. Giv In 1974 a UC Berkeley group fired an oxygen nucleus at a californium target. Giv
Video: Cleavage and Implantation Animation

For a complete list of videos, visit our video library