Applicants for a Particular Job, Which Involves Extensive Travel in Spanish

question 50

Essay

Applicants for a particular job, which involves extensive travel in Spanish speaking countries must take a proficiency test in Spanish. The sample data below were obtained in a study of the relationship between the numbers of years applicants have studied Spanish (x) and their score on the test (y) .
$\begin{array} { l r r r r r r r r r r } \hline x & 3 & 4 & 4 & 2 & 5 & 3 & 4 & 5 & 3 & 2 \\\hline y & 57 & 78 & 72 & 58 & 89 & 63 & 73 & 84 & 75 & 48 \\\hline\end{array}$
The regression equation $\hat { y } = 31.55 + 10.90 x$ was obtained. Construct a residual plot for the data.

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Definitions:

Layoff Dozens

The act of dismissing a large number of employees from their jobs in a relatively short period, often for economic reasons.

Utilitarian

Pertaining to the philosophy that the best action is the one that maximizes utility, typically defined as that which produces the greatest well-being of the greatest number of people.

Ethical Decision-making

The process of evaluating and choosing among alternatives in a manner consistent with ethical principles.

Decision-making Approach

A systematic process for making choices among various alternatives, often involving steps such as identifying a problem, generating options, and selecting a course of action.