« previous next »

Author Question: In which research situation would the study be confounded? a. An extraneous variable varies ... (Read 55 times)

strangeaffliction

  • Hero Member
  • *****
  • Posts: 660
on: Jun 19, 2018
In which research situation would the study be confounded?
 
  a. An extraneous variable varies systematically along with the two variables being studied.
 b. Two or more extraneous variables vary systematically together.
 c. An extraneous variable does not vary systematically with the other variables being investigated.
  d. An extraneous variable does not vary systematically with other extraneous variables.

Question 2

The larger the within-groups (error) variance
 
  a. the more difficult it becomes to show the effects of experimental treatment.
  b. the easier it becomes to show the effects of experimental treatment.
  c. the more difficult it becomes to perform the F test.
 d. the easier it becomes to show a causal effect of the independent variable on the dependent variable.


covalentbond

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jun 19, 2018
Answer to Question 1

a

Answer to Question 2

a


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

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?

In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Summation of Heart Sounds, Variable S1 Summation of Heart Sounds, Variable S1
Research Methods Research Methods
Negative feedback control of a regulated variable. Negative feedback control of a regulated variable.
Variable Gases of the Atmosphere Variable Gases of the Atmosphere
Variable Gases: Carbon Dioxide Variable Gases: Carbon Dioxide
The Sacred Quest: An invitation to the Study of Religion The Sacred Quest: An invitation to the Study of Religion
Video: Causes of Acne

For a complete list of videos, visit our video library