If an Experimenter Inadvertently Smiles and Is More Encouraging When

If an experimenter inadvertently smiles and is more encouraging when research participants answer questions in a particular way, or if she asks questions in a leading manner, or if she is friendlier to members of the experimental group than she is to members of the control group, then she is unintentionally increasing the experiment's __________.

A) demand characteristics
B) placebo effect
C) double-blind design
D) internal validity

Correct Answer:

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Access For Free