IEEE 101A-1974
IEEE Simplified Method for Calculation of the Regression Line (Appendix to IEEE Guide for the Statistical Analysis of Thermal Life Test Data, IEEE Std 101-1972)
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Language: English
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About This Item
IEEE 101A-1974 is a technical appendix focused on a simplified method for calculating the regression line in thermal life test data analysis. It supports engineers and analysts working with power, energy, and computing applications by offering a more direct statistical approach to trend estimation. As an IEEE standard document, it is relevant where consistent calculation methods are needed for interpreting test results, comparing product life behavior, and maintaining analytical consistency across studies.
IEEE 101A-1974 overview
This standard serves as an appendix to the IEEE guide for the statistical analysis of thermal life test data, IEEE Std 101-1972. Its purpose is to describe a simplified procedure for determining the regression line, a key step in evaluating how test data changes with thermal stress or time. For users of IEEE 101A-1974, the value lies in having a defined method that can help reduce variation in analysis and improve comparability between test programs.
Typical use cases
IEEE 101A-1974 is typically used when analyzing thermal life test results for electrical or electronic components, insulation systems, or other equipment where temperature-related aging is a factor. It may be applied in laboratory data reduction, reliability studies, and engineering reviews that depend on regression analysis to estimate trends or service behavior. The standard is especially useful when teams need a consistent, streamlined calculation method within a broader testing or qualification workflow.
Why this standard matters
In practice, IEEE 101A-1974 helps support consistent statistical treatment of thermal life test data, which can improve confidence in design decisions and reliability assessments. A clearly defined regression-line method can reduce ambiguity during analysis, support repeatable results, and make technical documentation easier to compare across projects. For organizations handling qualification, compliance, or procurement reviews, that consistency can lower risk and improve the credibility of test-based conclusions.
- Simplified regression-line calculation
- Thermal life test data analysis
- Appendix to IEEE Std 101-1972
- Statistical consistency in test reporting
- Relevant to power, energy, and computing applications
- Publication Date: 1973
- Standard Status: Superseded
- Publisher: IEEE
- Subject: Power, Energy and Industry Applications; Computing and Processing
- Official IEEE: Doi link
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