Top Posters
Since Sunday
e
4
h
4
h
4
m
3
d
3
B
3
o
3
w
3
H
3
a
3
c
3
k
3
Home Q & A Board Laboratory Help Referencing Help
New Topic  
Cremeux Cremeux
wrote...
Go to Answer
Posts: 4510
Rep: 2 0
9 years ago
The pretest-posttest, natural control-group design differs from an experimental design in that
A) participants are not randomly assigned to groups.
B) it is more natural and therefore more valid.
C) it does not control for history and instrumentation.
D) it does not control for history and regression to the mean.
Textbook 
Research Methods: A Process of Inquiry

Research Methods: A Process of Inquiry


Edition: 8th
Authors:
Read 366 times
3 Replies
Replies
Answer verified by a subject expert
stylezstylez
wrote...
#1
Top Poster
Posts: 4397
Rep: 88 0
9 years ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here
1

Related Topics

Cremeux Author
wrote...
#2
9 years ago
Wonderful, just verified this with a friend!
wrote...
#3
9 years ago
Happy to help Slight Smile
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1176 People Browsing
 166 Signed Up Today
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 7897
  
 412
  
 258
Your Opinion
Where do you get your textbooks?
Votes: 447
Previous poll results: What percentage of nature vs. nurture dictates human intelligence?