Types of Designs

Types of Designs Random assignment?

Types of Designs Random assignment? Yes

Types of Designs Random assignment? Yes Randomized or true experiment?

Types of Designs Randomized or true experiment? Random assignment? Yes No Randomized or true experiment?

Types of Designs Randomized or true experiment? Random assignment? Yes No Control group or multiple measures? Randomized or true experiment?

Types of Designs Randomized or true experiment? Random assignment? Yes No Control group or multiple measures? Randomized or true experiment? Yes

Types of Designs Randomized or true experiment? Quasi-experiment Random assignment? Yes No Control group or multiple measures? Randomized or true experiment? Yes Quasi-experiment

Types of Designs Randomized or true experiment? Quasi-experiment Random assignment? Yes No Control group or multiple measures? Randomized or true experiment? Yes No Quasi-experiment

Types of Designs Randomized or true experiment? Quasi-experiment Random assignment? Yes No Control group or multiple measures? Randomized or true experiment? Yes No Quasi-experiment Nonexperiment

Posttest Only Randomized Experiment Design Example Posttest Only Randomized Experiment

Posttest Only Randomized Experiment Design Example Posttest Only Randomized Experiment R X O R O

Pretest-Posttest Nonequivalent Groups Quasi-Experiment Design Example Pretest-Posttest Nonequivalent Groups Quasi-Experiment

Pretest-Posttest Nonequivalent Groups Quasi-Experiment Design Example Pretest-Posttest Nonequivalent Groups Quasi-Experiment N O X O N O O

Posttest Only Nonexperiment Design Example Posttest Only Nonexperiment

Posttest Only Nonexperiment Design Example Posttest Only Nonexperiment X O