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# Author Archive | Michael Parker

## CumSum Chart with Minitab

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## NP Chart with Minitab

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## Xbar S Chart with Minitab

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## Two Sample Proportion Test with Minitab

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## P Chart with Minitab

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## U Chart with Minitab

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## Xbar R Chart with Minitab

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## IR Chart with Minitab

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## Stepwise Regression in Minitab

What is Stepwise Regression? Stepwise regression is a statistical method to automatically select regression models with the best sets of predictive variables from a large set of potential variables. There are different statistical methods used in stepwise regression to evaluate the potential variables in the model: Three Approaches to Stepwise Regression How to Use Minitab […]

## Full Factorial with Minitab

What is a Full Factorial DOE? In a full factorial experiment, all of the possible combinations of factors and levels are created and tested. For example, for two-level design (i.e.each factor has two levels) with k factors, there are 2k possible scenarios or treatments. Two factors, each with two levels, we have 22 = 4 treatments […]

## Logistic Regression with Minitab

What is Logistic Regression? Logistic regression is a statistical method to predict the probability of an event occurring by fitting the data to a logistic curve using logistic function. The regression analysis used for predicting the outcome of a categorical dependent variable, based on one or more predictor variables. The logistic function used to model […]

## Run Chart with Minitab

Why we use a Run Chart A run chart is a chart used to present data in time order. These charts capture process performance over time. The X axis indicates time and the Y axis shows the observed values. A run chart is similar to a scatter plot in that it shows the relationship between X and […]

## Box Cox Transformation with Minitab

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## Multiple Linear Regression with Minitab

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## Simple Linear Regression with Minitab

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## Mann Whitney Testing with Minitab

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## One Way ANOVA with Minitab

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## One Sample t Test with Minitab

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## Central Limit Theorem with Minitab

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