Marketing research professionals often use inferential or descriptive statistics to guide major marketing decisions. There are a number of statistical tests that explore the relationship between the ...

A variable is an event, idea, value or some other object or category that a researcher or business can measure. Variables can be dependent or independent. Dependent variables vary by the factors that ...

A new study suggests that lesion volume assessed within 72 h of stroke onset is an important independent predictor of 90-day functional outcome and neurological recovery. If used in stroke trials, ...