|
|
|
|
|
|
|
|
|
Mean squared error (mse).
|
The mean squared error of an estimator of a parameter is the expected value of the square of the difference between the estimator and the parameter. in symbols, if x is an estimator of the parameter t, then
|
|
Difference, английский
- Disagreement, inequity, contrast, dissimilarity, incompatibility
- Разница; разность
- An important army term, meaning firstly the sum to be paid by officers when exchanging from the half to full pay; and, secondly, the price or difference in value of the several commissions.
|
Method of comparison., английский
The most basic and important method of determining whether a treatment has an effect: compare what happens to individuals who are treated (the treatment group) with what happens to individuals who are not treated (the control group).
Population mean., английский
The mean of the numbers in a numerical population. for example, the population mean of a box of numbered tickets is the mean of the list comprised of all the numbers on all the tickets. the population mean is a parameter. c.f. sample mean.
|
|
|
|
|
|
|
