If the experimental design called for the respondents to be randomly assigned to one of three experimental groups and for one of three versions of a test commercial to be randomly administered to each group,this design would be using ________.
A)design control
B)statistical control
C)randomization
D)matching

Question

Quizplus · Accepted Answer

The design is using randomization to ensure that the respondents are assigned to the experimental groups and versions of the test commercial randomly. Randomization helps to eliminate any bias or pre-existing differences between the groups that could affect the results of the experiment. Design control refers to maintaining consistency in the experiment's design, while statistical control involves controlling for extraneous variables that could affect the results. Matching involves selecting participants who are similar to one another on key characteristics before assigning them to the groups.

If the Experimental Design Called for the Respondents to Be