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

question 72

True/False

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,based on the Tukey-Kramer procedure with an overall level of significance of 0.05,the retailer would decide that there is no significant difference between any pair of mean speeds.

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Definitions:

Wernicke's Area

A region of the brain concerned with the comprehension of language, located in the cortex of the dominant temporal lobe.

Hippocampus

A critical brain structure located in the temporal lobe, involved in memory formation and spatial navigation.

Motor Cortex

An area of the cerebral cortex involved in planning, controlling, and executing voluntary movements.

Phantom Limb Pain

Pain or discomfort felt in an area that has been amputated, where the brain continues to receive messages from nerves originally serving the missing limb.