Four Brands of Baseball Bats Were Tested to Determine Which

question 78

Multiple Choice

Four brands of baseball bats were tested to determine which bat allowed hitters to hit a baseball farthest. Eight different batters were thrown 25 pitches while hitting with each of the four bats
(assigned in random order) . The median distance of the five longest hits using each bat is shown in
The table below. The goal is to determine if a difference exists in the population of median
Distances for each of the four brands of baseball bat. $\begin{array}{c|c|c|c|c}\text { Batter } & \text { Brand 1 } & \text { Brand 2 } & \text { Brand 3 } & \text { Brand 4 } \\\hline 1 & 307 & 315 & 300 & 275 \\2 & 310 & 317 & 305 & 285 \\3 & 335 & 335 & 335 & 302 \\4 & 325 & 328 & 320 & 300 \\5 & 300 & 305 & 295 & 270 \\6 & 345 & 350 & 340 & 310 \\7 & 312 & 315 & 308 & 300 \\8 & 298 & 302 & 295 & 288\end{array}$

What type of nonparametric analysis should be used?

• A) The Friedman \(\mathrm { F } _ { \mathrm { r } }\)-Test
• B) The Wilcoxon Rank Sum Test
• C) The Sign Test
• D) The Kruskal-Wallis H-Test
• E) The Wilcoxon Signed Rank Test

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Definitions:

Drawee

The party in a financial transaction who is directed to pay a certain sum, typically the bank on which a check is drawn.

Negotiable

Capable of being transferred or converted into goods, services, or money under terms agreeable to the involved parties.

Payable To Order

A clause on a financial document that specifies who can receive the payment, allowing the initial payee to endorse it over to another party.

Payable To Bearer

Payable to bearer describes a financial instrument, such as a check or bond, that is payable to the holder or presenter of the document, rather than a specific individual.