Measures of Variability Can Range in Value from
A) - $\infty$

question 24

Multiple Choice

Measures of variability can range in value from

• A) -\(\infty\) to +\(\infty\)
• B) 0 to +\(\infty\)
• C) It depends on whether the variability is positive or negative.
• D) It depends on the value of the mean for a given distribution.

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Definitions:

Process Mean

The average value of a process performance metric that indicates the central tendency of data collected over time.

Process Standard Deviation

A measure of variability within a process or procedure, capturing the extent to which repeated measures or outcomes differ from each other.

Ignition Keys

Physical keys used to start the engine of a vehicle, traditionally inserted into an ignition switch.

68-95-99.7 Rule

A statistical rule stating that for a normal distribution, approximately 68% of data values fall within one standard deviation of the mean, 95% within two standard deviations, and 99.7% within three standard deviations.