Page 262 - Area 9 - Relevant Document

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What is meant by statistical significance?
o What is the importance of statistics to a researcher,
producer, consultant, or retailer?
o Can the average of treatment effects be used alone to evaluate
differences among treatments?
o Why do researchers use statistics as a tool?

Statistical Significance

 In research Statistical significance is often mentioned but seldom
or not explained well. When a research study is conducted
(properly replicated and randomized), the experimental error is
computed and is made as the basis in determining whether
treatments differ “significantly” from one another or not.