Consider the Following Values for Numbers of Major Traffic Accidents

question 47

Multiple Choice

Consider the following values for numbers of major traffic accidents involving male and female drivers. The accidents are divided into ones involving a fatality and ones that did not. What is the relative risk for male drivers with regard to fatal accidents?
$\begin{array}{|l|l|l|}\hline & \text { Males } & \text { Females } \\\hline \text { Fatal } & 275 & 142 \\\hline \text { Non-fatal } & 3024 & 564 \\\hline\end{array}$
-To determine whether there appears to be a statistically significant relationship between sex of the driver and fatality of their accidents we would conduct a ?² analysis. When performing this analysis, which of the values below is closest to the ?² statistic we would obtain?

• A) 86.5
• B) 569.1
• C) 60.0
• D) 21.94

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Definitions:

Minors

In the context of matrices, minors are the determinant of the square matrices obtained by deleting one row and one column from a larger square matrix.

System of Linear Equations

A collection of one or more linear equations involving the same variables.

Matrix

A rectangular array of numbers, symbols, or expressions, arranged in rows and columns.

Matrix

A rectangular array of numbers, symbols, or expressions arranged in rows and columns used in mathematics to perform linear transformations and solve systems of linear equations.