A _______ test is used when the population variance is known.
- Chi-square
- F
- T
- Z
A Z-test is used when the population variance is known. It's based on the standard normal distribution.
Loading...
Related Quiz
- What is a uniform distribution?
- What does a scatter plot with points clustered tightly around a line indicate?
- What is the primary purpose of the Mann-Whitney U test?
- Why might you use a non-parametric test over a parametric one?
- Non-parametric statistical methods do not require the data to follow a specific ________.