Examlex
Thorndike's puzzle boxes
Null Hypothesis
A hypothesis that states there is no statistical significance between the two variables in the hypothesis. It posits no effect or no difference as a default stance to be tested against.
Alternative Hypothesis
A statement that contradicts the null hypothesis and proposes that there is a statistically significant relationship between two variables.
Null Hypothesis
A default statement that there is no effect or no difference, often used as a starting assumption in statistical hypothesis testing.
Type I Error
The error that occurs when the null hypothesis is incorrectly rejected, falsely indicating a significant effect.
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