Examlex
Find the complex zeros of the quadratic function.
Solve the inequality. Express your answer using interval notation. Graph the solution set.
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Population Variances
A statistical measure representing the dispersion or variability of a population data set's values.
Equal-variances Test
A statistical method used to assess whether two or more populations have equal variances.
Student T-distributed
A probability distribution used in statistics when the sample size is small and the population standard deviation is unknown.
Degrees Of Freedom
The number of independent values or quantities which can vary in the analysis of statistical parameters.
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