Shortly Before a Mayoral Election, a Market Research Firm Took

question 126

Essay

Shortly before a mayoral election, a market research firm took a poll to find out which candidate people were planning to vote for. The results are shown below.
$\begin{array} { l c } \text { Candidate } & \text { Frequency } \\\hline \text { Li Fong } & 2120 \\\text { Bob Green } & 2329 \\\text { Sue Moore } & 1042 \\\text { Jose Alvarez } & 399\end{array}$
You wish to construct a graph to represent the data. It should be easy to see from your graph which candidate is in the lead. Which graph would be more useful, a bar graph or a pie chart? Explain your thinking.

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Definitions:

M/M/S System

A mathematical model used in queue theory representing a system with multiple servers where arrivals and service times follow a Poisson and exponential distribution respectively.

Single Queue

A method of organizing waiting lines that directs all customers to form one line that feeds into multiple service points.

Model A

A specific version or type of a product or system, often denoting its design or features.

M/M/1 System

A model in queue theory representing a system with a single server where arrivals follow a Poisson process and service times are exponentially distributed.