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:

Grade 3 Students

Children who are in the third grade of school, typically aged between 8 and 9 years old.

Centimetres

A unit of length in the metric system, equal to one hundredth of a metre.

Ages

The length of time that a person or thing has existed.

Track and Field Team

A group of athletes who participate in track and field events, which may include running races, jumping, and throwing disciplines.