deviation definition, deviation meaning | English dictionary

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1    an act or result of deviating  
2      (Statistics)   the difference between an observed value in a series of such values and their arithmetic mean  
3    the error of a compass due to local magnetic disturbances  

angle of deviation  
      n   the angle between the direction of the refracted ray and the direction of the incident ray when a ray of light passes from one medium to another  
average deviation  
      n     (Statistics)      another name for       mean deviation  
mean deviation  
      n     (Statistics)  
1    the difference between an observed value of a variable and its mean  
2      (Also called)    mean deviation from the mean (or median), average deviation   a measure of dispersion derived by computing the mean of the absolute values of the differences between observed values of a variable and the variable's mean  
standard deviation  
      n     (Statistics)   a measure of dispersion obtained by extracting the square root of the mean of the squared deviations of the observed values from their mean in a frequency distribution  
English Collins Dictionary - English Definition & Thesaurus  


aberration, alteration, change, deflection, departure, digression, discrepancy, disparity, divergence, fluctuation, inconsistency, irregularity, shift, variance, variation  

English Collins Dictionary - English synonyms & Thesaurus  

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