Top Posters
Since Sunday
5
o
5
4
m
4
b
4
x
4
a
4
l
4
t
4
S
4
m
3
s
3
New Topic  
Hog95 Hog95
wrote...
Posts: 2985
9 years ago
Under what conditions can an experimenter be confident that X is the cause of Y if two variables, X and Y, are strongly correlated? 
A)   If people are randomly assigned to levels of X in a true experiment 
B)   If people are randomly assigned to levels of Y in a true experiment 
C)   If X is measured before Y 
D)   If Y is measured before X 
Read 567 times
3 Replies
Replies
Answer accepted by topic starter
padrepadre
wrote...
Staff Member
Educator
Top Poster
Posts: 21610
9 years ago
Sign in or Sign up in seconds to unlock everything for free
brslove
Mastering in Nutritional Biology
Tralalalala Slight Smile

Related Topics

Hog95 Author
wrote...
9 years ago
Great, exactly what I needed.
wrote...
Staff Member
Educator
9 years ago
Glad to be part of the success. Let me know if you need anything else.
Mastering in Nutritional Biology
Tralalalala Slight Smile
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1072 People Browsing
Related Images
  
 1168
  
 303
  
 3389
Your Opinion
What's your favorite math subject?
Votes: 293

Previous poll results: Do you believe in global warming?