Tag Archives | Minitab

Process Capability with Minitab

By Denise Coleman on May 11, 2016 in How to with Minitab, Six Sigma

What is Process Capability? Process capability measures how well the process performs to meet given specified outcome. It indicates the conformance of a process to meet given requirements or specifications. […]

Attribute MSA with Minitab

By Denise Coleman on May 11, 2016 in How to with Minitab, Six Sigma

Use Minitab to Implement an Attribute MSA Data File: “Attribute MSA” tab in “Sample Data.xlsx” (an example in the AIAG MSA Reference Manual, 3rd Edition). Steps in Minitab to run […]

Variable Gage R&R with Minitab

By Denise Coleman on May 11, 2016 in How to with Minitab, Six Sigma

What is Variable Gage R&R? Whenever something is measured repeatedly or by different people or processes, the results of the measurements will vary. Variation comes from two primary sources: We […]

Run Chart with Minitab

By Denise Coleman on May 11, 2016 in How to with Minitab, Six Sigma

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 […]

Scatter Plot with Minitab

By Denise Coleman on May 11, 2016 in How to with Minitab, Six Sigma

What is a Scatter Plot? A scatter plot is a diagram to present the relationship between two variables of a data set. A scatter plot consists of a set of […]

Histogram Rendering with Minitab

By Denise Coleman on May 5, 2016 in How to with Minitab, Six Sigma

What is a Histogram? A histogram is a graphical tool to present the distribution of the data. The X axis represents the possible values of the variable and the Y […]

Box Plot with Minitab

By Denise Coleman on May 5, 2016 in How to with Minitab, Six Sigma

What is a Box Plot? A box plot is a graphical method to summarize a data set by visualizing the minimum value, 25th percentile, median, 75th percentile, the maximum value, […]

One Sample t Test with Minitab

By Denise Coleman on May 5, 2016 in How to with Minitab, Six Sigma

What is a t Test? In statistics, a t test is a hypothesis test in which the test statistic follows a Student’s t distribution if the null hypothesis is true. […]

Central Limit Theorem with Minitab

By Denise Coleman on May 5, 2016 in How to with Minitab, Six Sigma

What is Central Limit Theorem? The Central Limit Theorem is one of the fundamental theorems of probability theory. It states a condition under which the mean of a large number […]

Multi Vari Analysis with Minitab

By Denise Coleman on May 4, 2016 in How to with Minitab, Six Sigma

What is Multi Vari Analysis? Multi Vari analysis is a graphic-driven method to analyze the effects of categorical inputs on a continuous output. It studies how the variation in the […]

Kruskal Wallis with Minitab

By Denise Coleman on May 4, 2016 in How to with Minitab, Six Sigma

Kruskal Wallis One-Way Analysis of Variance The Kruskal Wallis one-way analysis of variance is a statistical hypothesis test to compare the medians among more than two groups. It is an […]

Chi Square Test with Minitab

By Denise Coleman on May 4, 2016 in How to with Minitab, Six Sigma

Chi Square (Contingency Tables) We have looked at hypothesis tests to analyze the proportion of one population vs. a specified value, and the proportions of two populations, but what do […]