In an experiment, we are interested in testing the amount wear
of four brands of tires after 20,000 miles of driving. To provide 4
replications for each brand of tire, four cars are used. The
blocking factor in this experiment is
_______________.
A. cars B. tire pressure
C. brands D. none of the above
In an experiment, we are interested in testing the amount wear of four brands of tires after 20,000 miles of driving. To
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In an experiment, we are interested in testing the amount wear of four brands of tires after 20,000 miles of driving. To
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