Exhibit 12-1: Indicate whether the following hypotheses are necessarily ex post facto research or possible to perform with experimental research.
-Refer to Exhibit 12-1.The size of a discussion group affects the quality of the discussions.
A) necessarily ex post facto research
B) possible to do with experimental research

Question

Quizplus · Accepted Answer

This hypothesis can be tested through experimental research by manipulating the size of the discussion group and measuring the quality of the discussions.

Exhibit 12-1: Indicate Whether the Following Hypotheses Are Necessarily Ex