R-value: Difference between revisions
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*[[R-factor (crystallography)]], a measure of the agreement between the crystallographic model and the diffraction data |
*[[R-factor (crystallography)]], a measure of the agreement between the crystallographic model and the diffraction data |
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*In statistics, ''r'' (or r value) refers to the [[Pearson product-moment correlation coefficient]], often called simply ''correlation coefficient'' |
*In statistics, ''r'' (or r value) refers to the [[Pearson product-moment correlation coefficient]], often called simply ''correlation coefficient'' |
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== See also == |
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* [[L-value]] |
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{{disambig}} |
Revision as of 21:54, 12 December 2009
R-value can refer to:
- Properties of materials:
- R-value (insulation), the efficiency of insulation
- R-value (soils), stability of soils and aggregates for pavement construction
- r-value, in computer science, a value that does not have an address in a computer language
- R-factor (crystallography), a measure of the agreement between the crystallographic model and the diffraction data
- In statistics, r (or r value) refers to the Pearson product-moment correlation coefficient, often called simply correlation coefficient