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24.07.2019 •
Mathematics
Blocking in experimental design is useful because it: a. prevents response bias from entering into the experiment. b. controls for multiple variables in an experiment. c. keeps the experimenter from knowing which subjects are in the treatment group. d. gives the quarterback enough time to throw the ball. e. disguises the subjects who are in the treatment group.
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Experimental design is the process of attaining specified objectives through a properly planned study. Planning an experiment properly is very important because it will give the right type of data and a sufficient sample size. Blocking or randomization is useful because it controls for multiple variables in an experiment.
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