Examlex
Tax credits are used to reduce tax
ΣD
Symbolizes the sum of differences, often used in statistical formulas to denote the aggregate of specific differences.
Differences Between Groups
A concept in research that refers to the observable or measurable disparity in outcomes across separate groups.
Sum of Differences
The total sum calculated by subtracting each value in a dataset from a specific value (often the mean), used in various statistical computations.
Null Hypothesis
A hypothesis in statistics that proposes no significant difference or effect, serving as the default or starting assumption in hypothesis testing.
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