After Taking a Special Computerized Introductory Sociology Course, Students Do

question 56

Multiple Choice

After taking a special computerized introductory sociology course, students do twice as well on the posttest as they did on the pretest. The researcher suspects the pretest alerted students to what was to come, however. This threat to internal validity is called

• A)instrumentation
• B)testing
• C)regression to the mean
• D)selection