Examlex
When a single company that is implementing an ERP system chooses to use one company to provide an operations module,another to provide the sales and marketing application,and yet another company to provide the finance and accounting module,that single company has chosen to utilize the best-of-breed solution.
Variance
A measure of the dispersion or spread of a set of data points around their mean (average) value, indicating how far the data points are from the mean.
Unbiased Estimator
A statistical estimator whose expected value is equal to the parameter it estimates, indicating it does not overestimate or underestimate the true value.
Population Parameter
A Population Parameter is a value that represents a characteristic of an entire population, such as its mean or standard deviation.
Sample Statistic
A numerical measure calculated from a set of data extracted from a larger population, used to estimate population parameters.
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