Author Question: How is the proportion of variance accounted for calculated? a. It is the same as the ... (Read 77 times)

cmoore54

  • Hero Member
  • *****
  • Posts: 568
How is the proportion of variance accounted for calculated?
 
  a. It is the same as the point-biserial correlation coefficient.
  b. It is the square root of the point-biserial correlation coefficient.
  c. It is the squared point-biserial correlation coefficient.
  d. It is the slope and intercept of the regression line.

Question 2

In an experiment, the proportion of variance accounted for is also called the
 
  a. effect size.
  b. error reduction coefficient.
  c. confidence interval.
  d. standard error of the difference between means.



ktidd

  • Sr. Member
  • ****
  • Posts: 319
Answer to Question 1

c

Answer to Question 2

a



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

For a complete list of videos, visit our video library