Dr. segal is testing the hypothesis that television watching in children under the age of two enhances the development of language skills. in her study, the use of random assignment

The use of random assignment "tends to cancel out singular differences among members in the experimental group and the control group".

The randomized controlled clinical preliminary is the standard by which all preliminaries are evaluated since different plans have certain undesirable highlights. In the least complex case, randomization is a procedure by which every member has a similar shot of being allocated to either intervention or control.

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