Author Question: The confounding variable hypothesis suggests A) differences are due to the independent variable. ... (Read 48 times)

Garrulous

  • Hero Member
  • *****
  • Posts: 686
The confounding variable hypothesis suggests
 
  A) differences are due to the independent variable.
  B) statistically significant differences may be due to extraneous variables.
  C) the null hypothesis is rejected.
  D) causality can be inferred at the differential level of constraint.

Question 2

In a study in which the null hypothesis has been rejected, we should be aware of the possibility of
 
  A) confounding variable hypotheses.
  B) Type II errors.
  C) change due to new observations.
  D) All of the above



ciecieme

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

Answer: B

Answer to Question 2

Answer: A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

For a complete list of videos, visit our video library