Examlex
You want to ensure that the composition of your sample of employees has the same balance of men and women that your organization has. Your organization is 60% women and 40% men. If you need 100 responses to your surveys, how many women are in your population?
Type II Error
A statistical error that occurs when a false null hypothesis is not rejected, also known as a "false negative" finding.
Null Hypothesis
The null hypothesis is a statement in hypothesis testing that there is no effect or no difference, and it serves as a default position until evidence suggests otherwise.
Alternative Hypothesis
A hypothesis that proposes there is a statistically significant difference between two variables, contrasting with the null hypothesis.
Average Amount
The sum of numerical values divided by the count of values, providing a central or typical value for a dataset.
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