Concept

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Preferred Labelskos:prefLabel: FTsd2
URI: https://standards.isotc211.org/19157/-3/1/dqc/content/formulaType/FTsd2 ↗Go to the persistent identifier link
Within Vocab: ISO19157-3 quality measures

Definitionskos:definition	$S_{Z} = \sqrt{\frac{1}{N} \sum_{i = 1}^{N} (z_{m i} - z_{t})^{2}}$
has broaderbroader	MDsd2 Standard deviation - true value unknown and it is estimated as the arithmetic mean of the observations.
	MDsd2_LE50r1 Standard deviation - true value unknown; significance level 50%; 1 redundant measurement.
	MDsd2_LE50r10 Standard deviation - true value unknown; significance level 50%; 10 redundant measurements.
	MDsd2_LE50r2 Standard deviation - true value unknown; significance level 50%; 2 redundant measurements.
	MDsd2_LE50r3 Standard deviation - true value unknown; significance level 50%; 3 redundant measurements.
	MDsd2_LE50r4 Standard deviation - true value unknown; significance level 50%; 4 redundant measurements.
	MDsd2_LE50r5 Standard deviation - true value unknown; significance level 50%; 5 redundant measurements.
	MDsd2_LE68.3r1 Standard deviation - true value unknown; significance level 68.3%; 1 redundant measurement.
	MDsd2_LE68.3r10 Standard deviation - true value unknown; significance level 68.3%; 10 redundant measurements.
	MDsd2_LE68.3r2 Standard deviation - true value unknown; significance level 68.3%; 2 redundant measurements.
	MDsd2_LE68.3r3 Standard deviation - true value unknown; significance level 68.3%; 3 redundant measurements.
	MDsd2_LE68.3r4 Standard deviation - true value unknown; significance level 68.3%; 4 redundant measurements.
	MDsd2_LE68.3r5 Standard deviation - true value unknown; significance level 68.3%; 5 redundant measurements.
	MDsd2_LE90r1 Standard deviation - true value unknown; significance level 90%; 1 redundant measurement.
	MDsd2_LE90r10 Standard deviation - true value unknown; significance level 90%; 10 redundant measurements.
	MDsd2_LE90r2 Standard deviation - true value unknown; significance level 90%; 2 redundant measurements.
	MDsd2_LE90r3 Standard deviation - true value unknown; significance level 90%; 3 redundant measurements.
	MDsd2_LE90r4 Standard deviation - true value unknown; significance level 90%; 4 redundant measurements.
	MDsd2_LE90r5 Standard deviation - true value unknown; significance level 90%; 5 redundant measurements.
	MDsd2_LE95r1 Standard deviation - true value unknown; significance level 95%; 1 redundant measurement.
	MDsd2_LE95r10 Standard deviation - true value unknown; significance level 95%; 10 redundant measurements.
	MDsd2_LE95r2 Standard deviation - true value unknown; significance level 95%; 2 redundant measurements.
	MDsd2_LE95r3 Standard deviation - true value unknown; significance level 95%; 3 redundant measurements.
	MDsd2_LE95r4 Standard deviation - true value unknown; significance level 95%; 4 redundant measurements.
	MDsd2_LE95r5 Standard deviation - true value unknown; significance level 95%; 5 redundant measurements.
	MDsd2_LE99.8r1 Standard deviation - true value unknown; significance level 99.8%; 1 redundant measurement.
	MDsd2_LE99.8r10 Standard deviation - true value unknown; significance level 99.8%; 10 redundant measurements.
	MDsd2_LE99.8r2 Standard deviation - true value unknown; significance level 99.8%; 2 redundant measurements.
	MDsd2_LE99.8r3 Standard deviation - true value unknown; significance level 99.8%; 3 redundant measurements.
	MDsd2_LE99.8r4 Standard deviation - true value unknown; significance level 99.8%; 4 redundant measurements.
	MDsd2_LE99.8r5 Standard deviation - true value unknown; significance level 99.8%; 5 redundant measurements.
	MDsd2_LE99r Standard deviation - true value unknown; significance level 99%; 2 redundant measurements.
	MDsd2_LE99r1 Standard deviation - true value unknown; significance level 99%; 1 redundant measurement.
	MDsd2_LE99r10 Standard deviation - true value unknown; significance level 99%; 10 redundant measurements.
	MDsd2_LE99r3 Standard deviation - true value unknown; significance level 99%; 3 redundant measurements.
	MDsd2_LE99r4 Standard deviation - true value unknown; significance level 99%; 4 redundant measurements.
	MDsd2_LE99r5 Standard deviation - true value unknown; significance level 99%; 5 redundant measurements.
Formula KeyformulaKey	N is a number of observations zmi is the ith measurement zt is the estimated true value from the mean of all observations
LanguageformulaLanguage	https://standards.isotc211.org/19157/-3/1/dqc/content/formulaType/MathML
Lang. VersionformulaLanguageVersion	1.0

Concept

Alternate Profiles

FTsd2