FORESTRY
AGRICULTURAL STATISTICS AND ECONOMICS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The symbol for the significance level is ____
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Explanation:
Detailed explanation-1: -(symbol: ) in significance testing, a fixed probability of rejecting the null hypothesis of no effect when it is in fact true. It is set at some value, usually . 001, .
Detailed explanation-2: -The probability of the type I error (a true null hypothesis is rejected) is commonly called the significance level of the hypothesis test and is denoted by . The probability of a type II error (a false null hypothesis is not rejected) is denoted by .
Detailed explanation-3: -The level of significance is represented by the Greek symbol (alpha). Level of significance = probability value (type I error) = , in this case.
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