Examlex
Explain variance analysis. Describe how variance analysis assists managers.
Null Hypothesis
A hypothesis that assumes no significant difference or effect between the variables being studied, serving as a default position.
Alternative Hypothesis
A theory that contradicts the null hypothesis and proposes that there is a statistically significant effect or difference.
Hybrid Cars
Vehicles that use a combination of an internal combustion engine and one or more electric motors for propulsion.
≠ Symbol
A mathematical symbol that denotes inequality, indicating that two values are not equal.
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