standard error of the mean


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stan·dard er·ror of the mean (SEM),

a statistical index of the probability that a given sample mean is representative of the mean of the population from which the sample was drawn.

standard error of the mean

(in statistics) an indication of how well the mean of a sample estimates the mean of a population. It is measured by the standard deviation of the means of randomly drawn samples of the same size as the sample in question.

stan·dard er·ror of the mean

(SEM) (standărd erŏr mēn)
Statistical index of the probability that a given sample mean is representative of the mean of the population from which the sample was drawn.

stan·dard er·ror of the mean

(standărd erŏr mēn)
Statistical index of probability that a given sample mean is representative of mean of the population from which the sample was drawn.
References in periodicals archive ?
The standard error of the mean for the pretest academic responsibility data was SE = .
The results of three independent experiments are expressed as the mean of counts per minute (CPM) [+ or -] standard error of the mean (SEM).
A large sample with a small standard error of the mean is desirable.
The mean, standard deviation, standard error of the mean, and the range for the Myers-Briggs sensing-intuition and thinking-feeling scales and the Vroom-Yetton Problem Set 5 scores for each group and for the entire sample are presented in Tables 1-4.

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