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is properly named:
Null Hypothesis
The default hypothesis that there is no significant difference or effect, serving as a starting point for statistical hypothesis testing.
P-value
The probability of observing test results at least as extreme as the results actually observed, under the assumption that the null hypothesis is correct.
Level of Significance
A measure within hypothesis testing that determines the threshold at which the null hypothesis is rejected, often denoted by alpha (α).
Degrees of Freedom
Degrees of Freedom refer to the number of values in a calculation that are free to vary while still estimating certain statistical properties.
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