× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
s
3
v
3
p
3
m
2
s
2
d
2
N
2
d
2
e
2
s
2
s
2
e
2
New Topic  
Youngbailey97 Youngbailey97
wrote...
Posts: 565
Rep: 0 0
6 years ago
In a proper double-blind experiment
 
  a. the effects of an active drug treatment are compared with the effects of a placebo
  b. neither the subjects nor the experimenters know what treatment the subjects receive until after all the drug tests are completed
  c. subjects receive the active drug treatment and then are shifted to the placebo treatment without their being informed of the switch
  d. only a and b above
Read 73 times
1 Reply
Replies
Answer verified by a subject expert
dc0063dc0063
wrote...
Top Poster
Posts: 728
Rep: 4 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

Youngbailey97 Author
wrote...

6 years ago
Thank you, thank you, thank you!
wrote...

Yesterday
Thanks
wrote...

2 hours ago
Brilliant
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1033 People Browsing
 149 Signed Up Today
Related Images
  
 280
  
 240
  
 1195
Your Opinion
Who will win the 2024 president election?
Votes: 119
Closes: November 4