Which of the following characteristics of experiments are not also characteristics of surveys?

Check all that apply.

A. The results of the study are analyzed statistically.
B. Two or more treatments are compared in the study (possibly including "no treatment").
C. One or more treatment groups and a control group are included in the study.
D. Replication with other groups of subjects can improve the reliability of the study.
E. Data are gathered during the course of the study.

Question

Which of the following characteristics of experiments are not also characteristics of surveys? 

Check all that apply.

 		A.	The results of the study are analyzed statistically.
 		B.	Two or more treatments are compared in the study (possibly including "no treatment").
 		C.	One or more treatment groups and a control group are included in the study.
 		D.	Replication with other groups of subjects can improve the reliability of the study.
 		E.	Data are gathered during the course of the study.

kl0723 · Answer

which one do you think makes the most sense? In my opinion B

undeadknight26 · Answer

It's multiple.  Oh don't mind me.  Just observing.

kl0723 · Answer

you can gather data as you go through for both experiments and surveys (exclude E), you can replicate the procedure to obtain a different result or to find consistency on both (exclude D), experiments and survey can hold controlled groups such as different types of populations (exclude C) and both results can be statistically analyzed as well, so leaves B

undeadknight26 · Answer

Seems like you have figured it out!  Let us know if those are the correct answer so future users can see :D

kl0723 · Answer

on B, the no treatment part must refer to a placebo effect controlled group which is a characteristic closely related to experiments more than surveys