Examlex
Evaluate the polynomial.
-2x2 - 4x - 1, when x = 3
Calculating
The action of performing mathematical operations to determine a result.
Significant Correlations
Relationships between variables that are strong enough to unlikely be due to chance, as determined by statistical tests.
Test Statistic
A value calculated from sample data that is used in statistical hypothesis testing to determine whether to reject the null hypothesis.
Correlation Coefficient
A measure indicating the extent to which two variables change together, ranging from -1 to 1.
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