when a study is designed so that neither the subjects nor the experimenters know which subjects are in the treatment group and w
hich ones are in the control group, the study is called a ____ experiment.
2 answers:
(taken from a source)
<span>double blind
</span>
Hope this helped!
:)
Answer:double-blind (APEX)
Step-by-step explanation:
You might be interested in
It is a pyramid. a polygon meets with a polyhedron and make a pyramid
Answer: sin 33° and cos 57°
Step-by-step explanation:
Answer:
the pattern is +2, +6, +10, +14, +18 etc
so its in increment of 4
the rest is trivial
Step-by-step explanation:
See attached picture for solution:
