CCMH 525 Week 4 Individual Assignment Week Four Homework Exercise CCMH 525 Week 4 Individual Assignment Week Four Ho | Page 2

A researcher is investigating verbal behavior among introverts and extroverts. The researcher
first tests participants and classifies them as either introverted or extroverted. She then
randomly assigns participants to a high anxiety or a low anxiety social group and observes the
number of words spoken by participants. The researcher wants to learn more about the effects
of both personality style—introversion or extroversion—and social situation—high or low
anxiety—on verbal behavior. In this case, verbal behavior is defined as the number of verbal
communications uttered within a 5-minute observation period. What type of design is this?