probable error
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noun Statistics.
a quantity formerly used as a measure of variability: equal to 0.6745 times the standard deviation. A normally distributed population has half of its elements within one probable error of the mean.
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Origin of probable error
First recorded in 1805–15
Words nearby probable error
probability function, probability theory, probability wave, probable, probable cause, probable error, probably, probacteriophage, proband, probang, probate
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for probable error
Scientific definitions for probable error
probable error
[ prŏb′ə-bəl ]
The amount by which the arithmetic mean of a sample is expected to vary because of chance alone.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.