Examlex
If property that qualifies as a taxpayer's residence is rented for less than 15 days per year,the taxpayer includes no rental income in gross income and similarly may claim no expenses related to the property other than interest and taxes.
Cohen
Often refers to statistical power analysis methods or effect size measures designed by Jacob Cohen, used in hypothesis testing.
Alpha
A threshold value used in hypothesis testing that determines the level of significance, often set at 0.05.
Type I Error
A Type I error occurs in hypothesis testing when a true null hypothesis is incorrectly rejected, falsely indicating a significant effect or difference when there is none.
Significance Level
The probability of rejecting the null hypothesis in a statistical test when it is actually true, typically denoted as alpha.
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