If Salesperson a Has a Performance Index of 80 and Salesperson

question 136

Multiple Choice

If Salesperson A has a performance index of 80 and Salesperson B has a performance index of 120:

• A) Salesperson A's performance should be used as a model to improve everyone's performance.
• B) Salesperson B's performance should be improved to bring it up to "average."
• C) Salesperson A may be having some problems.
• D) Salesperson B should be fired.
• E) the two average out to 100-and "all is well."

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Definitions:

Sample Size

The number of observations or data points that make up a sample in a study.

Error of Estimation

The difference between a population parameter and its estimate derived from a sample.

Standard Deviation

A statistical measure that quantifies the amount of variation or dispersion of a set of values.

Confidence Level

The probability or likelihood, expressed as a percentage, that a confidence interval actually includes the true parameter value.