Author Question: Trish has put her name on a list as a potential volunteer for a research study. She knows that the ... (Read 38 times)

swpotter12 · **on:** Jun 20, 2018

Trish has put her name on a list as a potential volunteer for a research study. She knows that the list will eventually contain 100 names and that the study will make use of 25 of those volunteers.

Hence, Trish's chances of being in the study will be 1-in-4. This type of a sampling strategy is referred to as

a. probability sampling.
b. nonprobability sampling.
c. stratified random sampling.
d. cluster sampling.

Question 2

Which of the following would not be considered a secondary analysis?

a. An omnibus test
b. An effect size estimate
c. A post hoc comparison
d. An eta-squared index