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Basic Question 4 of 10

The level of significance is ______.

I. the probability of rejecting the null hypothesis when the null hypothesis is true
II. the magnitude of the sample size
III. symbolized by the Greek letter α
IV. level of confidence = 1 - (level of significance)

User Contributed Comments 2

User Comment
azramirza The prob of rejecting the null hypothesis when the null hypothesis is is true is alpha. So if I stands true then III is true.
HolzGe1 alpha = probability of Type I-error = level of significance.
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Craig Baugh

Craig Baugh

Learning Outcome Statements

explain hypothesis testing and its components, including statistical significance, Type I and Type II errors, and the power of a test

CFA® 2025 Level I Curriculum, Volume 1, Module 8.