A Test of Driving Ability Is Given to a Random

question 90

Essay

A test of driving ability is given to a random sample of 10 student drivers before and after they complete a formal driver education course.Results follow.
$\begin{array}{cccc}&\text { Before } &\text { After } \\\text { Student }&\text { Class }&\text { Class }&\text { Difference }\\1 & 100 & 136 & -36 \\2 & 121 & 129 & -8 \\3 & 93 & 125 & -32 \\4 & 146 & 150 & -4 \\5 & 101 & 110 & -9 \\6 & 109 & 138 & -29 \\7 & 149 & 136 & 13 \\8 & 130 & 130 & 0 \\9 & 127 & 125 & 2 \\10 & 120 & 129 & -9\end{array}$
Write the null and alternative hypotheses testing the claim that the test score is not affected by the course.

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Definitions:

Dehiscence

The partial or total separation of layers of a surgical wound, which can delay healing and may require further medical intervention.

Evisceration

A severe medical condition where internal organs protrude outside the body, usually through a surgical incision or wound.

Skin Integrity

The condition of healthy and intact skin, which is essential for protecting against infection and disease.

Impaired Skin

Refers to the condition where the skin loses its integrity, leading to issues such as breaks, tears, or erosions.