Author Question: Purposive sampling involves a. using research participants from specifically identified ... (Read 297 times)

mmm · **on:** Jul 13, 2018

Purposive sampling involves

a. using research participants from specifically identified subpopulations.
b. identifying people with particular characteristics of interest to you and testing them.
c. making sure that critical subgroups are included in your research sample.
d. systematically sampling every nth person in the population.

Question 2

Strayer and Johnston (2001) created a study in which participants engaged in either an easy or a difficult task while trying to track a visual stimulus on a screen. In addition, there were three types of distracting tasks.

The researchers measured how many errors the participants made in spotting visual stimuli. This research

a. could not have involved a repeated measures design.
b. involved five different conditions.
c. involved only measured variables.
d. used a 2x3 design