Using a Stopwatch to Determine How Long Customers Wait at a Drive-Through

question 54

Multiple Choice

Using a stopwatch to determine how long customers wait at a drive-through location at McDonald's is an example of what type of observation?

• A)verbal behavior
• B)temporal pattern
• C)physical action
• D)physical objects

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Definitions:

Chebysheff's Theorem

A statistical theorem that provides a minimum bound on the proportion of observations within a specified number of standard deviations from the mean for any distribution shape.

Bell Shaped Distribution

A probability distribution that forms a symmetric bell-shaped curve, commonly associated with the normal distribution.

Coefficient of Variation

A uniform metric showing the spread of a probability or frequency distribution as a percentage relative to the average.

Standard Deviation

A statistic that measures the dispersion or variation of a set of data points from their mean.