Examlex
The rings of Saturn are created from and controlled by the planet's moons.
Null Hypothesis
The hypothesis that there is no significant difference or effect, serving as the default assumption to be tested against the alternative hypothesis.
Population Proportions
The ratio of members in a statistical population that have a particular attribute or characteristic.
Type I Error
A statistical error that occurs when a true null hypothesis is incorrectly rejected.
Type II Error
The error that occurs when a statistical test fails to reject a false null hypothesis, incorrectly concluding that there is no effect or difference when there is.
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