er*ror \ ˈer-ər \ ˈe-rər \
13th century{ds||1|a|}
  • an act or condition of ignorant or imprudent deviation from a code of behavior
  • an act involving an unintentional deviation from truth or accuracy
  • an act that through ignorance, deficiency, or accident departs from or fails to achieve what should be done : such as

error bar

error bar \
  • the estimated uncertainty in experimental data

error in judgment

noun phrase
error in judgment \
  • a poor decision

error message

error message \
  • a message indicating that an error has occurred

standard error

standard error \
  • the standard deviation of the probability function or probability density function of a random variable and especially of a statistic; specifically : the standard error of the mean of a sample from a population with a normal distribution that is equal to the standard deviation of the normal distribution divided by the square root of the sample size

systematic error

systematic error \
  • an error that is not determined by chance but is introduced by an inaccuracy (as of observation or measurement) inherent in the system

trial and error

trial and error \
  • a finding out of the best way to reach a desired result or a correct solution by trying out one or more ways or means and by noting and eliminating errors or causes of failure; also : the trying of one thing or another until something succeeds

type I error

type I error \
  • rejection of the null hypothesis in statistical testing when it is true

type II error

type II error \
  • acceptance of the null hypothesis in statistical testing when it is false

writ of error

noun phrase
writ of error \
15th century
  • a common law writ directing an inferior court to remit the record of a legal action to the reviewing court in order that an error of law may be corrected if it exists
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