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Alona [7]
3 years ago
9

What is the rue of experimental designs that are used in scientific research?

Physics
1 answer:
Tema [17]3 years ago
8 0
There are three basic types of experimental research designs . ... True experimental designs are characterized by the random selection of participants and the random assignment of the participants to groups in the study. The researcher also has complete control over the extraneous variables.
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