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A researcher conducts an experiment to test whether providing breakfast in school reduces the frequency of discipline problems. The researcher obtains a p-value of p
A researcher conducts an experiment to test whether providing breakfast in school reduces the frequency of discipline problems. The researcher obtains a p-value of p = .21, and does not reject the null. But in fact, providing breakfast in school does actually reduce discipline problems. The researcher's conclusion is a:
Select one:
a.
Correct decision
b.
Type I error
c.
Type II error
d.
Type III error
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