# What Does It Mean When Standard Error Is High

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For examples, **see the central tendency web page.** or, to the extent to which it meets the "Magic" criteria, as introduced by Robert Abelson in his book Statistics as Principled Argument (link goes to my review of the book). If values of the measured quantity A are not statistically independent but have been obtained from known locations in parameter space x, an unbiased estimate of the true standard error of Standard error of the mean[edit] Further information: Variance §Sum of uncorrelated variables (Bienaymé formula) The standard error of the mean (SEM) is the standard deviation of the sample-mean's estimate of a http://3cq.org/standard-error/what-does-it-mean-if-the-standard-error-is-high.php

H. 1979. Traditional IRAs & 401(k)s