Why do educational researchers usually use .05 as their significance level?
Type I Error It has become part of the statistical hypothesis testing culture. It is a longstanding convention. It reflects a concern over making type I errors (i.e., wanting to avoid the situation...
View ArticleDifference between a Probability value and the Significance level
Difference between a probability value and the significance level? Basically in hypothesis testing the goal is to see if the probability value is less than or equal to the significance level (i.e., is...
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