c-chart

The c-chart is a type of Control Chart which is used to monitor a process over time and to distinguish between common and special cause variation for discrete count datawhen analyzing the number of occurrences of a specific event given equal areas of opportunity Read...

p-chart

The p-chart is a type of Control Chart which is used to monitor a process over time and to distinguish between common and special cause variation for discrete attribute datawhen analyzing the proportion of an item with a specific attribute Read also:...

Frequency Plots

A frequency plot shows the distribution of a measurementis used for continuous variablescan be stratified using a discrete X variablecan be analyzed by looking atthe center (mean, median)the spread (range, standard deviation)shape (the type of distribution)the...

u-chart

The u-chart is a type of Control Chart which is used to monitor a process over time and to distinguish between common and special cause variation. for discrete count datawhen analyzing the ratio of number of occurrences of a specific event per unit Read also:...

Stratification

Stratification is the process of subdividing a group of data based on a particular characteristic in order to provide better insight into the data pattern. Frequency plots can be stratified by a discrete X variable (e.g. day of the...
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