ASTM E122-09 PDF

ASTM E122-09 PDF

9. Sample Size and Confidence. • Calculating Sample Size (ASTM: E – 09). • Demonstrating Confidence in Complying with an Acceptance Procedure (ASTM: . Find the most up-to-date version of ASTM E at Engineering ASTM E, “Calculating Sample Size to Estimate, with. Specified Precision the Average for a Characteristic of a Lot or Process”.

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This practice will clearly indicate the sample size required to estimate the average value of some property or the fraction of nonconforming items produced by a production process during the time interval covered by the random sample. Your Alert Profile lists the documents that will be monitored. The standard may be applied to a very wide range of materials, including liquids, powders astmm solid objects, manufactured or naturally occurring.

General principles and definitions, is an introduction to the ISO series. The practice treats the common situation where the sampling units can be considered to exhibit a single overall source of variability; it does not treat multi-level sources of variability.

Already Subscribed to this document. If so, an estimate of the average value of that characteristic or of the fraction of the observed values that do xstm conform to a specification for that characteristic becomes a measure of quality with respect to that characteristic.

If the process is not in a state of statistical control, the result will not have predictive value for immediate future production. ISOPart 1: If the document is revised or amended, you will be notified by email. The practice treats the common situation where the sampling units can be considered to exhibit a single overall source of variability; it does not treat multi-level sources of variability.

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General statistical terms and terms used in probability ISOPart 2: Standards Subscriptions from ANSI provides a money-saving, multi-user solution for accessing standards. It f122-09 a general introduction to acceptance sampling by attributes and provides a brief summary of the attribute sampling schemes and plans used in Parts 1 through 5.

We have no amendments or corrections for this standard. ISOSampling procedures for inspection by attributes — Part If the process is not in a state of statistical control, the result will not have predictive value for immediate future production.

Standards Subsctiption may be the perfect solution. The level of a characteristic may often be taken as an indication of the quality of a material. e12-209

Tag: ASTM E122-09

The standard also provides guidance on the selection of the appropriate inspection system for use in a particular situation. Historical Version s – view previous versions of standard.

E1122-09 pricing is determined by: Proceed to Checkout Continue Shopping. Filled with pages of tables for use with a continuous supply, the documents are our current best-selling sampling standards. Link to Active This link will always route to the current Active version of the standard.

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You can download and open this file to your own computer but DRM prevents opening this file on another computer, including a networked server. We often sell the following: ISOPart 2: ISOPart 3: ISOAccuracy trueness and precision of measurement methods and results — Part 1: This standard is not included in any packages. Applied statistics ISOPart 3: General statistical terms and terms used in probability.

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As the voice of the U. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.

Add to Alert PDF. The 5th edition is the current revision of this item.

ASTM E Archives – Document Center’s Standards Forum

You may delete a document from your Alert Profile at any time. This standard is also available to be included e122-9 Standards Subscriptions. This practice is intended for use in determining the sample size required to estimate, with specified precision, such a measure of the quality of a lot or process either as an average value or as a fraction not conforming to a specified value. The practice applies when quality is e1222-09 as either the lot average for a given property, or as the lot fraction not conforming to prescribed standards.

Introduction to the ISO series of standards for sampling for inspection by attributes, is a good starting atm for the ISO set. They provide concepts, tools and techniques to help an organization in planning, implementation and evaluation of an effective statistical process control SPC system. It outlines the general principles to be understood when assessing accuracy of measurement methods and results.

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