Standard
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AS 2706-2003
[Current]Numerical values — Rounding and interpretation of limiting values
Sets out rules for the rounding of numbers, the number of significant figures to be retained in presenting any particular value, and conventions concerning the interpretation of specification limits in relation to their mode of expression. General principles and working rules relating to different aspects of this subject are set out and illustrated with examples.
Published: 31/12/2003
Pages: 15
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 Form of notation
1.3 Types of numerical value
2 Terminology
2.1 Figure
2.2 Number of significant figures and decimal places
2.3 Rounding interval
2.4 Accuracy of an instrument
2.5 Uncertainty of measurement
3 Procedure for rounding of numbers
3.1 General considerations
3.1.1 Principle
3.1.2 Number of figures to be retained
3.1.3 Direction of rounding
3.1.4 Rounding interval
3.2 Rounding to one unit in the last place retained
3.3 Rounding to five units or two units in the last place retained
3.4 Rounding of numbers in computers and calculators
4 Number of significant figures to be retained
4.1 Guidance from test method
4.2 General practices
4.3 Relative values
4.4 Values ending in zero
5 Indicating which places of figures are to be considered significant in specified limiting values
5.1 General
5.2 Recognized methods
5.3 Absolute method
5.3.1 Applicability
5.3.2 Procedure
5.4 Rounding method
5.4.1 Applicability
5.4.2 Procedure
Appendix A
Appendix B
Cited references in this standard
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