derived variable

derived variable

In a clinical trial, a new variable created as a function of existing variables and/or by applying mathematical functions.
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We need to target employment growth as a key variable and not as a derived variable.
Aside from SOS and BUA, the most common derived variable is 'stiffness', a linear combination of SOS and BUA.
The standard model is then re-fit using the derived variable [Z.
From ROC analysis, the derived HPLC variable Vs + Ls - Hs produced the greatest AUC, indicating that this variable was a more powerful discriminator than any other derived variable, including traditional risk markers.
The "marginal product" of MED_MD can be derived in several steps: (1) take the partial derivative of W with respect to MED_MD ([Delta]W/[Delta]MED_MD), obtaining an expression that is linear in MED_MD, FELLOWS, and the derived variable SUPPORT/[MD.
For example, document transformations for a derived variable with information explaining how the variable was transformed.
The objective of this consultancy will be to develop a unique set of Stata dofiles that may be applied to the raw data to produce quality reports for individual variables and across both raw and derived variables.
ID Network Attributes deliver a more granular level of identity information consisting of derived variables from the ID Network.
The qualitative and derived variables used in the second, multiplicative stage are also listed in Table 2.
We estimate that for most organizations, delays in model deployment can reach $50,000 per month in opportunity costs, on top of the considerable expense of recoding and retesting models, derived variables and segmentation logic.
In this latest release, MarketSight extends its powerful functionality to SurveyMonkey users, including full statistical testing, complex cross-tabs, creation of derived variables, custom chart exports to PowerPoint, support for tracking studies, and many more advanced features.
Decisioning Solutions also provides customers with an array of sophisticated decisioning features such as unlimited champion/challenger, tri-score matrixing, derived variables and predictive model hosting.