A Survey Conducted in a College Intro Stats Class Asked

question 81

Essay

A survey conducted in a college intro stats class asked students about the number of credit hours they were taking that quarter. The number of credit hours for a random sample of 16 students is given in the table. $$\begin{array} { | l | l | l | l | l | l | l | l | } \hline 10 & 10 & 12 & 14 & 15 & 15 & 15 & 15 \\\hline 17 & 17 & 19 & 20 & 20 & 20 & 20 & 22 \\\hline\end{array}$$
-a. Sketch a histogram of these data
b. Find the mean and standard deviation for the number of credit hours.
c. Find the median and IQR for the number of credit hours.
d. Is it more appropriate to use the mean and standard deviation or the median and IQR to
summarize theses data? Explain.

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Definitions:

Senior Manager

A high-level executive responsible for overseeing the management and strategic direction of a company or its major divisions.

Performance Management

The process of ensuring that organizational goals are consistently met in an efficient and effective manner through the management of employee performance.

Performance

A measure of how efficiently and effectively a person or organization achieves its goals.

Employee Performance

The evaluation of an employee's job related activities and their effectiveness in fulfilling their duties and responsibilities.