TABLE 12-18
as Part of an Evaluation Program

question 100

Short Answer

TABLE 12-18
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.
$$\begin{array} { l l l l l } \text { Trial } & \text { Barth } & \text { Tornado } & \text { Reiser } & \text { Shaw } \\1 & 43 & 37 & 41 & 43 \\2 & 46 & 38 & 45 & 45 \\3 & 43 & 39 & 42 & 46\end{array}$$
-Referring to Table 12-18, the calculation of the Kruskal-Wallis test statistic H involves obtaining the total of the ranks for each sample. These totals are ____,_____ ,_____, and ______.

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Definitions:

Surveys

A method of collecting data from a predefined group of respondents to gain information and insights on various topics of interest.

Hypotheses

Propositions set forth for testing, to be accepted or rejected based on evidence from statistical analysis.

Confidence Interval

A sweep of values, pulled from statistical evaluations of samples, likely to carry the value of a hidden population parameter.

Finite Population

A population set with a limited number of elements or members, making it possible to enumerate its elements.