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  1. L

    select the Correct Weighting Factors for Linear and Quadratic Calibration Curves

    Hi! I need your help. I read a post in a forum of chromatography about how to determine the appropriate linear regression weighting. The natural log of instrument response was plotted against the natural log of standard concentration. The slope of this line was then used to determine whether...
  2. N

    I am too new for words

    Ok, I am quite new to statistical analysis and will be training myself. I am working in Quality Assurance at a nuclear site. Here is the premise: Many models of issue deficiencies us a "Bird's Triangle" model. Industrial Safety for example. In each tier of blocks the numbers change to indicate...