What is significance good for? Which of the following questions
does a test of significance answer?...
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What is significance good for? Which of the following questionsdoes a test of significance answer? Briefly explain your replies.(a)Is the sample or experiment properly designed? (b)Is theobserved effect due to chance? (c)Is the observed effectimportant?
(a)Is the sample or experiment properlydesigned?
(b)Is the observed effect due to chance?
(c)Is the observed effect important?
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In statistical hypothesis testing a result has statistical significance when it is very unlikely to have occurred given the null hypothesisMore precisely a studys defined significance level denoted is the probability of the study rejecting the null hypothesis given that the null hypothesis were trueand the pvalue of a result p is the probability of obtaining a result at least as extreme given that the null hypothesis were true The result is statistically
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