Examlex
What is the name of the back-up tool in Windows Vista?
Standard Deviation
A measure of the amount of variation or dispersion of a set of values, indicating how much the values in a data set deviate from the mean.
Regression Analysis
A statistical method for estimating the relationships among variables, allowing for prediction of one variable based on the value of others.
Error Variable
A variable that represents the difference between observed values and the values predicted by a model.
Distribution
In statistics, the way in which values of a variable or group of variables are spread or dispersed across possible values.
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