Examlex
If a distribution has a mean of 25 and a standard deviation of 2,what value would be -4 standard deviations from the mean?
Population Variance
The variance of a population data set, calculating the mean of the squared deviations from the mean of the data.
Confidence Interval
A range of values, derived from the sample data, that is likely to contain the value of an unknown population parameter.
Sample Variance
A measure of variability that quantifies the spread of a sample data set; calculated as the sum of squared deviations from the sample mean, divided by the sample size minus one.
Population Variance
A measure of the dispersion or spread of a population dataset, calculated as the average of the squared differences from the population mean.
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