Examlex
In a regression equation,the slope and intercept are defined so as to maximize the squared vertical distances that the data points,considered collectively,are from the regression line.
FDA Approval
The official certification granted by the U.S. Food and Drug Administration indicating that a product, such as a drug or medical device, is safe and effective for public use.
Standard Deviation
A measure that quantifies the amount of variation or dispersion of a set of data points relative to their mean.
PHStat
An Excel-based software utility that performs statistical analysis, designed as an add-in for Microsoft Excel.
Covariance
A measure indicating the direction of the linear relationship between two variables, whether they tend to move together or in opposite directions.
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