Examlex
Low engine oil pressure can cause excessive engine wear.
Deviations
Differences between observed values and some reference value, often the mean of the dataset.
Standard Deviation
A gauge for assessing the spread or differentiation of values within a group of data points.
Variance
A measure of the spread of a set of values, calculated as the average of the squared deviations from the mean.
Population Mean
The average of all the values in a population, calculated by summing all the values and dividing by the count of values.
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