The Managers of a Corporation Were Surveyed to Determine the Background

question 121

Multiple Choice

The managers of a corporation were surveyed to determine the background that leads to a successful manager.Each manager was rated as being either a good, fair, or poor manager by his/her boss. The manager?seducational background was also noted. The data appear below. Given that a manager is a good manager,what is the probability that this manager has some college background? $\begin{array}{l}\text {\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad Educational Background }\\\begin{array} { r | c c c c | c } \begin{array} { c } \text { Manager } \\\text { Rating }\end{array} &\text { H. S. Degree } & \text { Some College } & \text { College Degree } & \text { Master's or Ph.D. } & \text { Totals } \\\hline \text { Good } & 5 & 1 & 28 & 5 & 39 \\\text { Fair } & 8 & 16 & 45 & 18 & 87 \\\text { Poor } & 9 & 4 & 6 & 15 & 34 \\\hline \text { Totals } & 22 & 21 & 79 & 38 & 160\end{array}\end{array}$

• A) \(\frac { 1 } { 39 }\)
• B) \(\frac { 28 } { 39 }\)
• C) \(\frac { 1 } { 160 }\)
• D) \(\frac { 1 } { 21 }\)

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Definitions:

Spinal Cord

A long, thin, tubular bundle of nervous tissue and support cells that extends from the brain, forming the central part of the nervous system and connecting the brain to the body.

Schwann Cells

Neuroglial cells whose cell membrane coats the axons.

Myelin

A fatty substance that forms a sheath around the axons of many neurons, serving as insulation and speeding up the transmission of nerve impulses.

Muscle Weakness

A decrease in the strength of one or more muscles, which can result from a wide range of diseases, disorders, or conditions.