The Data on the Ranks Assigned to a Random Sample

question 38

Essay

The data on the ranks assigned to a random sample of students in a competitive exam based on scores and three different veteran statuses are given below. $$\begin{array} { l | c | c | c } \text { Name } & \text { Score } & \text { Rank } & \text { Status } \\\hline \text { Steve } & 80 & 1 & \text { DV } \\\text { Joshua } & 75 & 2 & \text { DV } \\\text { John } & 95 & 3 & \text { V } \\\text { Alex } & 90 & 4 & \text { V } \\\text { Jeff } & 85 & 5 & \text { V } \\\text { Matt } & 80 & 6 & \text { NV } \\\text { Chris } & 75 & 7 & \text { NV }\end{array}$$
a. Create a parallel-coordinates plot using XLMiner for these data. Include vertical axes for the name, score, and rank. Color the lines by the type of status.
b. According to the parallel-coordinates plot, how are disabled veterans differentiated from veterans?

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Definitions:

Taxpayer Contributions

Monies paid into a government treasury by individuals or businesses for public use and services.

Public Expenditures

Money spent by the government on various services and projects for the public good.

Ability-to-Pay Principle

A principle in taxation that states taxes should be levied according to a taxpayer's ability to pay, typically implying higher taxes for those with higher income.

Tax Burdens

The total amount of tax payments borne by individuals or organizations, often discussed in terms of its impact on economic behavior or well-being.