mean deviation


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Related to mean deviation: Mean Absolute Deviation

mean deviation

n.
In a statistical distribution or a set of data, the average of the absolute values of the differences between individual numbers and their mean.

mean deviation

n
1. (Statistics) the difference between an observed value of a variable and its mean
2. (Statistics) Also: mean deviation from the mean, mean deviation from the median or 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

mean′ devia′tion


n.
Statistics. a measure of dispersion, computed by taking the arithmetic mean of the absolute values of the deviations of the functional values from some central value, usu. the mean or median.
Also called average deviation.
[1890–95]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.mean deviation - the arithmetic mean of the absolute values of deviations from the mean of a distributionmean deviation - the arithmetic mean of the absolute values of deviations from the mean of a distribution
statistics - a branch of applied mathematics concerned with the collection and interpretation of quantitative data and the use of probability theory to estimate population parameters
deviation - the difference between an observed value and the expected value of a variable or function
Translations

mean deviation

n (Statistics) → scarto medio
References in periodicals archive ?
The equations that described the linear relationship between approach angle and mean deviation from the target stick were for the right leg "deviation = 0.0177 * angle - 0.677" ([R.sup.2] = 0.909) and left leg "deviation = -0.0183 * angle + 0.733" ([R.sup.2] = 0.998).
"Overall, poor HRQOL in patients with glaucoma is moderately associated with worse diplopia, lower mean deviation on visual field testing in either eye, poorer visual acuity in either eye, treatment type, and younger age," the authors write.
Patients With Patients Without P Anemia Anemia value (Mean [+ or -] SD) (Mean [+ or -] SD) The number of 2.36 [+ or -] 0.7 2.85 [+ or -] 1.3 0.68 antiglaucomatous agents used MD Right eye 0.08 [+ or -] 1.9 -0.55 [+ or -] 2.6 0.44 MD Left eye -2.21 [+ or -] 4.3 -0.24 [+ or -] 1.5 0.21 SD: standard deviation; MD Right-Left: changes in the mean deviation in the 2 separate visual fields with 6 monthly intervals.
The mean deviations about mean and mean deviation about median of X ~ HLL([alpha], [beta]) are given by
In addition, the mean deviation was 12.12%, and the 95% CI for the bias was -25.57 to 29.20 [cm.sup.2].
AD = amplitude density; IT = implicit time; R1 = ring1; R2 = ring2; R3 = ring3; MD = mean deviation of visual field; MRT = macular retinal thickness; MV = macular volume; RNFL = retinal nerve fiber layer.
In Figure 3 the mean deviation (MD) values recorded over several visits performed from December 2006 through September 2016 were graphed.
Patients with mean deviation (MD) value of visual field global indices < -15 dB were excluded from the study.
personal income -29.545 -5.429 Gini (56.251) (55.894) Physical capital/AYS * Gini Relative mean deviation Physical capital/AYS * relative mean deviation Theil Physical capital/AYS * Theil Constant -0.009 0.004 Pesaran CD test (0.146) (0.145) -1.80 -1.89 (0.072) (0.059) 1.200 1,200 Gini GMM 2SLS Atkinson Physical capital/AYS -4.002 -2.391 Physical capital/AYS * Atkinson (11.589) (11.853) L.
In another study by Friedman, it was shown that the mean deviation from the intended diameter of capsule button was 29+-26um using FSL and 337+-258um using manual CCC.15 So it was concluded that the overlap of the capsule on the IOL was better in FSL group than in the manual CCC group.
The road cycles have a mean deviation of approximately 61% higher than WLTC standard with a standard deviation of 29%.

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