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With correlations,tests can be either directional or nondirectional.
Antioxidants
Substances that can prevent or slow damage to cells caused by free radicals, often found in food.
Null Hypotheses
Hypotheses that propose no statistical significance exists in a set of given observations, suggesting no effect or difference.
Population Variances
A measure of the variance within the entire population, representing how data points in a population are spread out.
Confidence Interval Estimate
A span of numerical outcomes extracted from sampled observations that is expected to hold the accurate population statistic within a given confidence degree.
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