Author Question: Researchers sometimes use a member of a hidden population to provide names of other members of that ... (Read 70 times)

shenderson6 · **on:** Jun 20, 2018

Researchers sometimes use a member of a hidden population to provide names of other members of that population to recruit participants in research. The resulting sample would involve

a. chain-referral method.
b. a sampling frame.
c. a probability sample.
d. self-selected sampling.

Question 2

A researcher conducts a power analysis and finds power to be .75 . This indicates that

a. there is a 75 chance of making a Type I error
b. 75 of the participants in one condition will score higher than the average participant in the other condition
c. the alpha-level is .25
d. beta is .75
e. the experiment has a 75 chance of detecting the effect of the independent variable