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Sasha believes that the questions on college tests are so unrelated to course work that studying is useless.Sasha's belief most clearly illustrates
Independent Samples
Samples that are collected without any of the data points in one sample affecting the data points in another sample.
Sample Variance
A statistic that measures the dispersion of a sample dataset, representing the average of the squared differences from the sample mean.
Population Variance
Population variance is a measure of the spread between numbers in a data set, representing the average of the squared differences from the population mean.
Random Sample
A selection taken from a group where each individual has the same probability of being chosen.
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