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

question 78

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 a significant difference between all pairs of mean speeds.

---

Definitions:

Property Resources

Physical and intangible entities that generate economic value owned by individuals or companies.

Labor

The human effort, including both physical and mental work, used in the production of goods and services.

Total Fixed Cost

The sum of all costs that remain constant regardless of the level of production or business activity.

Output

The total amount of goods and services produced by a company, sector, or economy.