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twice the standard deviation

twice the standard deviation, Total:76 items.

In the international standard classification, twice the standard deviation involves: Quality, Optics and optical measurements, Optical equipment, Electronic tubes, Radiation measurements, Products of the textile industry, Products of non-ferrous metals, Bottles. Pots. Jars, Elements of buildings, Linear and angular measurements.

AENOR, twice the standard deviation

• UNE 66055:1982 COMPARISON OF TWO VARIANCES OR TWO STANDARD DEVIATIONS
• UNE 66056:1978 ESTIMATION OF THE RATIO OF TWO VARIANCES OR OF TWO STANDARD DEVIATIONS
• UNE 66053:1978 ESTIMATION OF THE VARIANCE OR OF THE STANDARD DEVIATION OF A LOT
• UNE 66054:1978 COMPARISON OF THE VARIANCE OR OF THE STANDARD DEVIATION OF A LOT WITH A GIVEN VALUE

ES-UNE, twice the standard deviation

• UNE 66055:1983 ERRATUM COMPARISON OF TWO VARIANCES OR TWO STANDARD DEVIATIONS

Association Francaise de Normalisation, twice the standard deviation

• NF X06-062:1987 Applications de la statistique - Estimation du rapport de deux variances - (deux écarts-types).
• NF X06-063:1987 Applications de la statistique - Comparaison du rapport de deux variances - (deux écarts-types) à une valeur donnée.
• NF X06-061:1987 Applications de la statistique - Comparaison d'une variance (d'un écart-type) à une valeur donnée

Korean Agency for Technology and Standards (KATS), twice the standard deviation

• KS A 3257-1991(2001) SIGNIFICANCE TEST OF DIFFERENCE BETWEEN THE TWO POPULATION MEANS(STANDARD DEVIATIONS KNOWN, TWO-SIDED)
• KS A 3253-1969(2001) SIGNIFICANCE TEST OF DIFFERENCE BETWEEN THE POPULATION MEAN AND THE STANDARD (STANDARD DEVIATION KNOWN, TWO-SIDED)
• KS A 3262-2002 INTERVAL ESTIMATION OF THE DIFFERENCE BETWEEN TWO POPULATION MEANS(STANDARD DEVIATIONS UNKNOWN)
• KS A 3262-1986 INTERVAL ESTIMATION OF THE DIFFERENCE BETWEEN TWO POPULATION MEANS(STANDARD DEVIATIONS UNKNOWN)
• KS A 3263-2002 INTERVAL ESTIMATION OF THE DIFFERENCE BETWEEN TWO POPULATION MEANS(STANDARD DEIVATIONS UNKNOWN)
• KS A 3258-1991(2001) SIGNIFICANCE TEST OF DIFFERENCE BETWEEN THE TWO POPULATION MEANS(STANDARD DEVIATIONS UNKNOWN, ONE-SIDED)
• KS K 0042-2011 Standard tolerances for knit goods
• KS A 3252-2002 SIGNIFICANCE TEST OF DIFFERENCE BETWEEN THE POPULATION MEAN AND THE STANDARD (STANDARD DEVIATION KNOWN, ONE-SIDED)
• KS A 3252-1985 SIGNIFICANCE TEST OF DIFFERENCE BETWEEN THE POPULATION MEAN AND THE STANDARD (STANDARD DEVIATION KNOWN, ONE-SIDED)
• KS K 0044-2022 Standard tolerances for yarn spun on the woolen system
• KS K 0044-1986 Standard tolerances for yarn spun on the woolen system
• KS A 3252-1968(2001) SIGNIFICANCE TEST OF DIFFERENCE BETWEEN THE POPULATION MEAN AND THE STANDARD (STANDARD DEVIATION KNOWN, ONE-SIDED)
• KS A 3253-2002 SIGNIFICANCE TEST OF DIFFERENCE BETWEEN THE POPULATION MEAN AND THE STANDARD (STANDARD DEVIATION KNOWN, TWO-SIDED)
• KS A 3254-2002 SIGNIFICANCE TEST OF DIFFERENCE BETWEEN THE POPULATION MEAN AND THE STANDARD (STANDARD DEVIATION UNKNOWN, ONE-SIDED)
• KS A 3255-2002 SIGNIFICANCE TEST OF DIFFERENCE BETWEEN THE POPULATION MEAN AND THE STANDARD (STANDARD DEVIATION UNKNOWN, TWO-SIDED)
• KS A 3262-1969(2001) INTERVAL ESTIMATION OF THE DIFFERENCE BETWEEN TWO POPULATION MEANS(STANDARD DEVIATIONS UNKNOWN)

Taiwan Provincial Standard of the People's Republic of China, twice the standard deviation

• CNS 8550-1983 Significance Test of Differencece Between the Two Population Means(Standard Deviations Known, Two - Sided)
• CNS 8879-1983 Interval Estimation of the Difference Between Two Population Means(Standard Deviations Known)
• CNS 8549-1983 Significance Test of Difference Between the Two Population Means (Standard Deviations, Known, One-Side)
• CNS 8746-1983 Significance Test of Difference Between the Two Population Means (Standard Deviations Unknown, Two-Sided)
• CNS 8745-1983 Significance Test of Difference Between the Two Population Means(Standard Deviations Unknown, One-Sided)
• CNS 8880-1983 Interval Estimation of the Difference Between Two Population Means (Standard Deviations Known)
• CNS 8461-1983 Significance Test of Difference Between the Population Mean and the Standard (Standard Deviation Unknown One - Sided)
• CNS 8460-1983 Significance Test of Difference Between the Population Mean and the Standard (Standard Deviation Known, Two - Sided)
• CNS 8462-1983 Significance Test of Difference Between the Population Mean and the Standard (Standard Deviation Unknown ,Two -Sided)
• CNS 8459-1983 Significance Test of Difference Between the Population Mean and the Standart (Standard Deviation Known ,One - Sided)

Institute of Electrical and Electronics Engineers (IEEE), twice the standard deviation

• IEEE Std 1541-2002(R2008) IEEE Standard for Prefixes for Binary Multiples
• IEEE 1541-2021 IEEE Standard for Prefixes for Binary Multiples
• IEEE Std 1541-2021 IEEE Standard for Prefixes for Binary Multiples
• IEEE Std 1541-2002 (R2008) IEEE Standard for Prefixes for Binary Multiples
• IEEE Std 1541-2021 - Redline IEEE Standard for Prefixes for Binary Multiples - Redline
• IEEE P1541/D10, October 2021 IEEE Approved Draft Standard for Prefixes for Binary Multiples
• IEEE P1541/D4, May 2018 IEEE Draft Standard for Prefixes for Binary Multiples
• IEEE P1541/D9, September 2021 IEEE Draft Standard for Prefixes for Binary Multiples
• IEEE P1541/D7, July 2021 IEEE Draft Standard for Prefixes for Binary Multiples

American Society for Testing and Materials (ASTM), twice the standard deviation

• ASTM F2469-10 Standard Test Method for Measuring Optical Angular Deviation of Transparent Parts Using the Double-Exposure Method
• ASTM E766-14 Standard Practice for Calibrating the Magnification of a Scanning Electron Microscope
• ASTM E766-14(2019) Standard Practice for Calibrating the Magnification of a Scanning Electron Microscope
• ASTM E1951-98 Standard Guide for Calibrating Reticles and Light Microscope Magnifications
• ASTM E1951-02 Standard Guide for Calibrating Reticles and Light Microscope Magnifications
• ASTM E1951-01 Standard Guide for Calibrating Reticles and Light Microscope Magnifications
• ASTM E1951-14(2019) Standard Guide for Calibrating Reticles and Light Microscope Magnifications
• ASTM E766-14e1 Standard Practice for Calibrating the Magnification of a Scanning Electron Microscope
• ASTM E1978-18 Standard Specification for Shelter, Tactical, Expandable, Two-Side
• ASTM D3887-96(2004) Standard Specification for Tolerances for Knitted Fabrics
• ASTM D3887-96 Standard Specification for Tolerances for Knitted Fabrics
• ASTM D3887-96(2008) Standard Specification for Tolerances for Knitted Fabrics
• ASTM E1424-91(2008) Standard Test Method for Determining the Rate of Air Leakage Through Exterior Windows, Curtain Walls, and Doors Under Specified Pressure and Temperature Differences Across the Specimen

SE-SIS, twice the standard deviation

• SIS SMS 1359-1950

Acoustical Society of America (ASA), twice the standard deviation

• ASA S1.11 PART 1-2014 American National Standard Electroacoustics - Octave-band and Fractional-octave-band Filters - Part 1: Specifications (a nationally adopted international standard)

HU-MSZT, twice the standard deviation

• MSZ MI 4739-1973
• MSZ 4739-1973

Japanese Industrial Standards Committee (JISC), twice the standard deviation

• JIS Z 9042:1962 Significance test of difference between the population mean and the standard (standard deviation known, one-sided)
• JIS Z 9043:1962 Significance test of difference between the population mean and the standard (standard deviation known, two-sided)
• JIS Z 9044:1962 Significance test of difference between the population mean and the standard (standard deviation unknown, one-sided)
• JIS Z 9045:1962 Significance test of difference between the population mean and the standard (standard deviation unknown, two-sided)
• JIS Z 9046:1965 Significance test of difference between the two population means (standard deviations known, one-sided)
• JIS Z 9047:1979 Significance test of difference between the two population means (standard deviations known, two-sided)
• JIS Z 9048:1979 Significance test of difference between the two population means (standard deviations unknown, one-sided)
• JIS Z 9049:1965 Significance test of difference between the two population means (standard deviations unknown, two-sided)
• JIS B 0401-2:1998 ISO system of limits and fits -- Part 2: Tables of standard tolerance grades and limit deviations for holes and shafts

Professional Standard - Electron, twice the standard deviation

• SJ/Z 9012-1987 Standard test methods for photomultiplier tubes for scintillation counting

International Electrotechnical Commission (IEC), twice the standard deviation

• IEC 60462:1974 Standard test procedures for photomultiplier tubes for scintillation counting

FI-SFS, twice the standard deviation

• SFS 5231-1986

American National Standards Institute （ANSI), twice the standard deviation

• ANSI/ASA S1.11-1-2014*IEC 61260:1-2014 Electroacoustics û Octave-band and Fractional-octave-band Filters û Part 1: Specifications (a nationally adopted international standard)

International Organization for Standardization (ISO), twice the standard deviation

• ISO 9058:2008 Glass containers - Standard tolerances for bottles

RO-ASRO, twice the standard deviation

• STAS 6725-1968

CZ-CSN, twice the standard deviation

• CSN 02 1491 Zb-1981

Others:   three times the standard deviation, three standard deviations from the mean, 95 of the standard deviation, critical ratio of standard deviation, three times the standard deviation, three standard deviations, Twice the capacity, twice the standard deviation of the mean, twice the standard deviation of the mean, 3 times the standard deviation, Three standard deviations based on the mean, twice the standard deviation.