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Questions and Answers
A Pareto chart is used to display data in a way that highlights the most critical factors.
A Pareto chart is used to display data in a way that highlights the most critical factors.
True (A)
In a density plot, all attributes are considered equally.
In a density plot, all attributes are considered equally.
False (B)
The "robust" scaling option in parallel coordinates involves scaling data by subtracting the median and dividing by the standard deviation.
The "robust" scaling option in parallel coordinates involves scaling data by subtracting the median and dividing by the standard deviation.
False (B)
"Brushing" is a technique to fade out selected data points for a clearer view of overlapping information in dense parallel coordinate plots.
"Brushing" is a technique to fade out selected data points for a clearer view of overlapping information in dense parallel coordinate plots.
Standard scaling (std) in parallel coordinates subtracts the mean and divides by the standard deviation of the data.
Standard scaling (std) in parallel coordinates subtracts the mean and divides by the standard deviation of the data.
The "uniminmax" scaling method sets the maximum value to zero and the minimum to one.
The "uniminmax" scaling method sets the maximum value to zero and the minimum to one.
A histogram can only be created for categorical data.
A histogram can only be created for categorical data.
Axis order optimization in parallel coordinate plots aims to minimize line intersections.
Axis order optimization in parallel coordinate plots aims to minimize line intersections.
In Pareto analysis, "vital few" refers to factors with minimal impact on the overall results.
In Pareto analysis, "vital few" refers to factors with minimal impact on the overall results.
Data visualization is only useful for large datasets.
Data visualization is only useful for large datasets.
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