Standard deviations

standard deviation

n. Abbr. SD

A statistic used as a measure of the dispersion or variation in a distribution, equal to the square root of the arithmetic mean of the squares of the deviations from the arithmetic mean.

standard deviation

(Mathematics & Measurements / Statistics) 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

standard deviation (st

rd)

A statistic used as a measure of the dispersion or variation in a distribution, equal to the square root of the arithmetic mean of the squares of the deviations from the arithmetic mean.

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Noun

standard deviation - the square root of the variance

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

variance - the second moment around the mean; the expected value of the square of the deviations of a random variable from its mean value

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at variance Chebyshev's inequality coefficient of variation deviation SD standard standard error statistic Student's t variance Z score	The default parameters of 20 periods for the moving average and standard deviation calculations, and two standard deviations for the bandwidth are just that, defaults. Bollinger Bands by International Business Times - US ed. 13 standard deviations below the Philadelphia average, respectively, while the pre-intervention scores of the full set of 142 regular public schools were 0. For-profit and nonprofit management in Philadelphia schools: what ... by Peterson, Paul E.; Chingos, Matthew M. / Education Next DataRecorder calculates averages, standard deviations, process centeredness, and process capability index (Cpk). Data management software for ultrasonic welders by Plastics Technology	stand-down stand-in stand-off stand-off half stand-offish stand-offishly stand-offishness stand-pat stand-to stand-up Standage standalone standard standard advanced base units standard amenities Standard and Poor's Standard and Poor's Index standard assessment tasks standard atmosphere Standard bearer standard candle standard cell standard cost standard day of supply standard deviation Standard deviations Standard English standard error standard function standard gauge standard generalized mark-up language standard generalized markup language Standard Grade standard housing benefit standard lamp standard load standard model standard NATO data message standard normal distribution standard of life standard of living standard of measurement standard operating procedure standard parallel standard pattern standard poodle standard positioning system standard practice standard pressure standard procedure standard rate	standard deviation standard deviation standard deviation standard deviation standard deviation standard deviation Standard Deviation between Replicates Standard Deviation Distance Measure Standard Deviation Index Standard Deviation of a Single Height Measurement Standard Deviation of Color Matching Standard Deviation of Lateral Position Standard Deviation of Normal to Normal Standard Deviation of Normal-to-Normal Intervals Standard Deviation of Nucleolar Area Standard Deviation of Pixel Ratio Standard Deviation of Prediction Standard Deviation of Respiration Rate Standard Deviation of Run Length Standard Deviation of the Averages of NN Standard Deviation of the Error Standard Deviation of the Mean Standard Deviation of the Nuclear Perimeter Standard Deviation of the Number of Delayed Frames Standard Deviation Percent Mean Standard Deviation Related to Quality Standard Deviation Score Standard Deviation Score for Length Standard Deviation Score of Height for Chronological Age Standard deviations Standard Device Level Protocol Standard Diagnostic Test Standard Dial-Up Standard Dial-up POP3 Service Standard Diameter Ratio Standard Dichotic Listening Test Standard Dictionary of Folklore Mythology and Legend Standard Diesel Injection Standard Digital Data Exchange Format Standard Digital Hierarchy Standard Digital Markup Language Standard Digital Television Standard Dimension Ratio standard dimensions ratio standard dimensions ratio standard dimensions ratio Standard Direct Layer Standard Direct Product Hour Standard Direct Receiver Standard Disbursing Initiative Standard Disclaimer and Warning Standard Disk Interface/Interconnect Standard Distance File Standard Distance Package Standard distribution Standard distribution Standard distribution Standard distribution Standard Distribution List

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at variance
Chebyshev's inequality
coefficient of variation
deviation
SD
standard
standard error
statistic
Student's t
variance
Z score

The default parameters of 20 periods for the moving average and standard deviation calculations, and two standard deviations for the bandwidth are just that, defaults.

Bollinger Bands by International Business Times - US ed.

13 standard deviations below the Philadelphia average, respectively, while the pre-intervention scores of the full set of 142 regular public schools were 0.

For-profit and nonprofit management in Philadelphia schools: what ... by Peterson, Paul E.; Chingos, Matthew M. / Education Next

DataRecorder calculates averages, standard deviations, process centeredness, and process capability index (Cpk).

Data management software for ultrasonic welders by Plastics Technology