Researchers could design an experiment where there is a balance with respect to the sex of the
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Researchers could design an experiment where there is a balance with respect to the sex of the subjects between two experimental groups by putting half the females in one group and half in the other and do the same for the males. Why don’t researchers always just force variables to be balanced out between groups but oft en use random assignment?
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Related Book For
Introduction To Statistical Investigations
ISBN: 9781118172148
1st Edition
Authors: Beth L.Chance, George W.Cobb, Allan J.Rossman Nathan Tintle, Todd Swanson Soma Roy
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