Newcomb–Benford law

E167726

The Newcomb–Benford law is a statistical principle stating that in many naturally occurring datasets, the leading digits are distributed logarithmically, with smaller digits (especially 1) appearing as the first digit more frequently than larger ones.

All labels observed (5)

How this entity was disambiguated

Statements (52)

Predicate Object
instanceOf law of anomalous numbers ⓘ
probability distribution law ⓘ
statistical law ⓘ
alsoKnownAs Benford's law ⓘ
first-digit law ⓘ
appliesTo financial data ⓘ
geographical data ⓘ
many naturally occurring numerical datasets ⓘ
physical constants ⓘ
population numbers ⓘ
scientific measurements ⓘ
BenfordContribution collected large datasets to empirically confirm the law ⓘ
BenfordPublicationYear 1938 ⓘ
category empirical statistical regularity ⓘ
coreIdea smaller leading digits occur more frequently than larger leading digits ⓘ
describes distribution of leading digits in many real-world datasets ⓘ
doesNotTypicallyApplyTo assigned numbers such as telephone numbers ⓘ
lottery numbers ⓘ
numbers with fixed minimums and maximums ⓘ
field applied mathematics ⓘ
probability theory ⓘ
statistics ⓘ
historicalDeveloper Frank Benford ⓘ
historicalPrecursor Simon Newcomb ⓘ
leadingDigitDomain d ∈ {1,2,3,4,5,6,7,8,9} ⓘ
leadingDigitProbabilityFormula P(d) = log10(1 + 1/d) ⓘ
mathematicalBasis invariance under scale transformations ⓘ
logarithmic distribution of leading digits ⓘ
NewcombObservation logarithm tables were more worn at the beginning than at the end ⓘ
NewcombPublicationYear 1881 ⓘ
predictsProbabilityOfLeadingDigit1 approximately 0.301 ⓘ
predictsProbabilityOfLeadingDigit2 approximately 0.176 ⓘ
predictsProbabilityOfLeadingDigit3 approximately 0.125 ⓘ
predictsProbabilityOfLeadingDigit4 approximately 0.097 ⓘ
predictsProbabilityOfLeadingDigit5 approximately 0.079 ⓘ
predictsProbabilityOfLeadingDigit6 approximately 0.067 ⓘ
predictsProbabilityOfLeadingDigit7 approximately 0.058 ⓘ
predictsProbabilityOfLeadingDigit8 approximately 0.051 ⓘ
predictsProbabilityOfLeadingDigit9 approximately 0.046 ⓘ
property base invariance (approximately) ⓘ
scale invariance ⓘ
relatedConcept Zipf's law ⓘ
law of large numbers ⓘ
mantissa distribution of logarithms ⓘ
typicalDatasetCondition data spanning several orders of magnitude ⓘ
no artificial minimum or maximum constraints ⓘ
usedIn auditing ⓘ
detection of data manipulation ⓘ
election data analysis ⓘ
forensic accounting ⓘ
fraud detection ⓘ
quality control of datasets ⓘ

How these facts were elicited

Referenced by (8)

Full triples — surface form annotated when it differs from this entity's canonical label.

Simon Newcomb → knownFor → Newcomb–Benford law ⓘ
Gregory Benford → familyName → Benford ⓘ
linked to: Newcomb–Benford law
Newcomb–Benford law → alsoKnownAs → Benford's law ⓘ
linked to: Newcomb–Benford law
Newcomb–Benford law → alsoKnownAs → first-digit law ⓘ
linked to: Newcomb–Benford law
Zipf's law → relatedTo → Benford's law ⓘ
linked to: Newcomb–Benford law
Frank Benford → notableFor → Benford's law ⓘ
linked to: Newcomb–Benford law
Frank Benford → notableWork → New combinations of observations and the law of anomalous numbers ⓘ
linked to: Newcomb–Benford law
Mark Benford → familyName → Benford ⓘ
linked to: Newcomb–Benford law