× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
o
6
5
G
3
c
3
q
3
m
3
j
3
s
2
b
2
j
2
u
2
j
2
New Topic  
Erebloth Erebloth
wrote...
Posts: 745
Rep: 0 0
6 years ago
Investigators interested in the effects of nutrition on wound healing randomly assigned patients recovering from burn injuries to two groups. One group received protein supplements and the second group did not. The random assignment was used to:
 
  A. eliminate the systematic influence of any other variable.
  B. provide a control for earlier nutritional status.
  C. make the groups equal in terms of the dependent variable.
  D. obtain groups equal in number.
Read 61 times
1 Reply
Replies
Answer verified by a subject expert
megabyte7megabyte7
wrote...
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

Erebloth Author
wrote...

6 years ago
Thanks
wrote...

Yesterday
Good timing, thanks!
wrote...

2 hours ago
This site is awesome
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  992 People Browsing
Related Images
  
 1012
  
 349
  
 307
Your Opinion
Who's your favorite biologist?
Votes: 587