Process Capability and Peformance Analysis in Quality Improvement

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Gamma Distribution

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The gamma distribution is either a two parameter or three parameter family of continuous probability distributions.

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Johnsons Distribution

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The Johnson distribution, like the Box-Cox distribution is the resultant distribution after applying a transformation to normalize non-normal data.

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The Normal Distribution

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The Normal distribution is one of the most popular distributions as it can be applied to most walks of life. Body weight, Height, Blood Pressure are examples of variables that follow a Normal Distribution.

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Distribution Free

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The distribution free process performance module is used only when it is impossible to fit a known distribution.

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Weibull, Exponential and Rayleigh Distribution

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The Weibull distribution is a continuous probability distribution named after the Swedish mathematician Waloddi Weibull.

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Truncated Normal Distribution

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The truncated normal distribution is the probability distribution is obtained by bounding the random variable from a normal distribution either below the mean or above the mean or both.

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Logistic Distribution

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The logistic distribution is a continuous probability distribution resembling a Normal Distribution, but with heavier tails.

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Log Normal Distribution

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A log-normal distribution is a heavily right-skewed distribution of a random independent variable whose logarithm is normally distributed.

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Folded Normal Distribution

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The folded normal distribution is the resulting distribution for absolute values coming from a normal distribution.

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Find the BEST distribution

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The Normal distribution has for decades, prior to modern computing power, been the most popular distribution even though real-world data does not follow the Normal-Distribution exactly.

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Extreme Value Distribution

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The extreme value distribution is a two-parameter distribution where the random variable is either the maximum, or minimum of the data sets.

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Box-Cox Distribution

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The Box–Cox distribution, aka a power distribution, is the resultant distribution after applying a Box-Cox transformation.to normalize non-normal data. The transformed data is truncated Normal distribution.

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WHO WE ARE

Qtech International has specialized in the development of quality information systems and analytic technologies for leading manufacturing corporations for 30 years in 40 countries. Our research into machine-powered algorithms has spanned over 10 years, with foundation research being university supervised prior. Research has involved many sectors, including manufacturing, health, political campaigning, retail, finance and more.

www.qtechinternational.com