Author Question: The research hypothesis states that there is no difference between scores on dependent variables. ... (Read 28 times)

anjilletteb · **on:** Jul 13, 2018

The research hypothesis states that there is no difference between scores on dependent variables.

Indicate whether the statement is true or false

Question 2

Reflect on the Are You Equipped Now at the end of the chapter. It may be such that participants wanted so strongly for this new treatment to work that they experienced pain relief.

If this did indeed occur, which of the following was a threat to internal validity?

a. placebo effect
b. demand characteristics
c. selection
d. maturation