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

Author Question: A problem with nonequivalent group designs is that any differences found could be explained by ... (Read 124 times)

sjones

  • Hero Member
  • *****
  • Posts: 520
A problem with nonequivalent group designs is that any differences found could be explained by differences in ____.
 
  a. participant characteristics
  b. history
 c. instrumentation
 d. testing effects

Question 2

If a survey may need on-the-spot modifications, a(n) ____ is preferable.
 
  a. group questionnaire
  b. phone interview
 c. mail questionnaire
  d. e-mail questionnaire



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bassamabas

  • Sr. Member
  • ****
  • Posts: 294
Answer to Question 1

a

Answer to Question 2

b




sjones

  • Member
  • Posts: 520
Reply 2 on: Jun 19, 2018
:D TYSM


cam1229

  • Member
  • Posts: 329
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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?

Illicit drug use costs the United States approximately $181 billion every year.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

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.

For a complete list of videos, visit our video library