**D**
Daniell (or Equal Weight) Window
Data Mining
Data Reduction
Data Rotation (in 3D space)
Data Warehousing
Deleted residual
Delta-Bar-Delta
Dependent vs. Independent Variables
Derivative-free Function Minimization Algorithms
Design, Experimental
Desirability Profiles
Detrended Probability Plots
Deviation
Deviation Plot (Ternary Graph)
Deviation Plots, 3D
DFFITS
Differencing (in Time Series)
Dimensionality Reduction
Discrepancy Function
Discriminant Function Analysis
DOE
Double-Y Histograms
Double-Y Line Plots
Double-Y Scatterplot
Drilling-down (Categorizing)