Examlex
A population is correctly defined as having which of the following characteristics?
I.inhabiting the same general area
II.belonging to the same species
III.possessing a constant and uniform density and dispersion
Critical Value
The threshold value that the test statistic must exceed for the null hypothesis to be rejected, dependent on the chosen significance level.
Alternative Hypothesis
A statement that contradicts the null hypothesis and proposes there is indeed a significant effect or relationship between variables.
Sample Sizes
The number of observations or subjects included in a study from which conclusions are drawn.
Test Statistic
A calculated value from sample data, used in statistical hypothesis testing to determine whether to reject the null hypothesis.
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