This topic contains a solution. Click here to go to the answer

Author Question: What is the main purpose of matching? a. to reduce initial differences between the experimental ... (Read 50 times)

crazycityslicker

  • Hero Member
  • *****
  • Posts: 537
What is the main purpose of matching?
 
  a. to reduce initial differences between the experimental and control groups on the dependent variable
  b. to reduce the amount of variability among subjects within each treatment group
  c. to control for order effects
  d. to control for sequence effects

Question 2

Computer generated randomizations of a set of numbers
 
  a. Truly represent a random ordering
  b. Are not truly random
  c. May or may not be truly random, depending upon how they are calculated
  d. May or may not be truly random, depending upon whether or not you have used a proprietary randomization site



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

rekilledagain

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

a

Answer to Question 2

c





 

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

For a complete list of videos, visit our video library