Author Question: Refer to Exhibit 10-8. Removes the part of each subject's posttest score that is in common with ... (Read 81 times)

Alainaaa8

  • Hero Member
  • *****
  • Posts: 576
Refer to Exhibit 10-8. Removes the part of each subject's posttest score that is in common with his/her pretest score.
 
  a. random assignment
  b. randomized matching
  c. homogeneous selection
  d. analysis of covariance
  e. use of subjects as their own controls

Question 2

A pretest may be used in an experiment
 
  a. as a matching variable.
  c. when change is being investigated.
  b. to assess group equivalence.
  d. All of these are true.



manuelcastillo

  • Sr. Member
  • ****
  • Posts: 304
Answer to Question 1

D

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

For a complete list of videos, visit our video library