Suppose the Mean Time to Fill a Routine Prescription at a Local

question 30

Multiple Choice

Suppose the mean time to fill a routine prescription at a local pharmacy is 35 minutes based on the time the physician places the order to the time it is dispensed. Assume the standard deviation is 11 minutes. The z score for x = 46 is ___.

• A) 1.00
• B) -1.00
• C) 11.00
• D) -11.00
• E) 0.10

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Definitions:

Independent Variable

An independent variable is a variable that is manipulated to determine its effects on another variable.

Normal Distribution

A probability distribution demonstrating symmetry around the mean, indicating that data points close to the mean occur more often than those far from it.

Multiple Regression

A mathematical method that depicts how a dependent variable is connected to two or more independent variables.

Variance Inflation Factor

A measure that quantifies the extent of multicollinearity in regression models, indicating how much the variance of an estimated regression coefficient is increased.