Instruction 11-6
as Part of an Evaluation Program,a Sporting Goods

question 3

Short Answer

Instruction 11-6
As part of an evaluation program,a sporting goods retailer wanted to compare the downhill coasting speeds of four brands of bicycles.She recorded three trials of each brand and determined their maximum downhill speeds.The results are presented in kilometres per hour in the table below.
$\begin{array}{lcccc}\text { Trial } & \frac{\text { Barth }}{} & \frac{\text { Tomado }}{} & \frac{\text { Reiser }}{} & \frac{\text { Shaw }}{} \\1 & 43 & 37 & 41 & 43 \\2 & 46 & 38 & 45 & 45 \\3 & 43 & 39 & 42 & 46\end{array}$
-Referring to Instruction 11-6,in testing the null hypothesis that the average downhill coasting speeds of the four brands of bicycles are equal,the value of the test statistic is ________.

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Definitions:

Nazism

The ideologies and practices associated with the National Socialist German Workers' Party, led by Adolf Hitler; characterized by fascist policies, racial purity rhetoric, and totalitarian governance.

Protestantism

A branch of Christianity that originated with the Reformation, a movement against what its followers perceived as errors in the Roman Catholic Church.

Garrett Hardin

An American ecologist and philosopher who is known for his work on human population growth, environmental ethics, and the concept of the "Tragedy of the Commons."

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