Post a New Question

Program Planning

posted by .

Please respond to the following questions either by writing the design name or by describing the design using standard notation (X= program, O=Observation, R=random assignment. For each design, please discuss all threats to internal validity.
1. Design: Single group post-test only
B. Internal Validity Threats.

2. Design (R) 01 X 02
(R) 01 02
B. Internal Validity Threats

3. Design: Pretest-posttest design with experimental and comparison group

B. Internal Validity Threats

4. Design: O X O

B. Internal Validity Threats

5. Design: Single group with three pretests and four posttests.

B. Internal validity Threats

  • Program Planning -


Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

More Related Questions

Post a New Question