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

question 102

Short Answer

TABLE 11-6
As part of an evaluation program, a sporting goods retailer wanted to compare the downhill coasting speeds of 4 brands of bicycles. She took 3 of each brand and determined their maximum downhill speeds. The results are presented in miles per hour in the table below.
$$\begin{array} { c c c c c } \hline \text { Trial } & \text { Barth } & \text { Tornado } & \text { Reiser } & \text { Shaw } \\\hline 1 & 43 & 37 & 41 & 43 \\2 & 46 & 38 & 45 & 45 \\3 & 43 & 39 & 42 & 46\end{array}$$
-Referring to Table 11-6, the sporting goods retailer decided to compare the 4 treatment means by using the Tukey-Kramer procedure with an overall level of significance of 0.05. There are ____pairwise comparisons that can be made.

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Definitions:

Gamma Waves

Brain waves with a frequency between 25 to 100 Hz, associated with perception, consciousness, and cognitive processing.

Nucleus Accumbens

A region in the brain involved in the reward circuit, associated with pleasure, addiction, and fear reactions.

Hippocampus

A region of the brain associated with memory formation, organization, and storage.

Amygdala

A structure in the brain involved in emotion regulation, especially emotions related to survival such as fear and aggression.