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All things being equal,who will feel LEAST upset when becoming ill and disabled?
Level of Significance
The threshold in hypothesis testing that determines whether a p-value indicates a statistically significant result, typically set at 0.05 or 5%.
Critical Values
Specific points on the scale of the test statistic beyond which we reject the null hypothesis, depending on the level of significance set for the test.
Chi-Square Distribution
A probability distribution used in statistical significance testing, especially for categorical data and goodness-of-fit tests.
Population Variance
A measure of the dispersion or variability of a population's values, calculated as the average of the squared differences from the population mean.
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