Gym Visits
Let X Represent the Number of Times a Student

question 178

Essay

Gym Visits
Let X represent the number of times a student visits a gym in a one month period.Assume that the probability distribution of X is as follows:
$$\begin{array} { | c | c c c c | } \hline \boldsymbol { x } & 0 & 1 & 2 & 3 \\\hline \boldsymbol { p } ( \boldsymbol { x } ) & 0.05 & 0.25 & 0.50 & 0.20 \\\hline\end{array}$$
-{Gym Visits Narrative} Find the mean $\mu$ and the standard deviation $\sigma$ of this distribution.

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Definitions:

Cyclical

Referring to fluctuations in economic activity that occur in cycles, often related to changes in business conditions.

Defense Contractor

A business organization that provides products or services to a military or national security department of a government.

Recession

A temporary economic slump, associated with a drop in business and manufacturing activities, commonly distinguished by a successive decline in GDP across two quarters.

Cyclical Unemployment

Cyclical unemployment is the component of overall unemployment that results from economic recessions or expansions, influenced by the business cycle.