[solved]-The Solomon Four Group Design Involves A Two Trained Groups Measured Before And
The Solomon four-group design involves
a. two trained groups measured before and after a training program.
b. two control groups measured after a training program, and two trained groups measured before and after training.
c. a training group and a control group measured before and after training, and a training and control group measured after training.
d. three training groups and one control group all measured before and after the training.
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