SCENARIO 12-16 As Part of an Evaluation Program,a Sporting Goods Retailer Wanted

question 141

Short Answer

SCENARIO 12-16
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.

-Referring to Scenario 12-16,the sporting goods retailer decided to perform a Kruskal-Wallis test even though the sample size in each of the 4 groups is not larger than 5.The null hypothesis of the test is .

---

Definitions:

Language Acquisition

The process by which humans gain the ability to perceive, comprehend, and produce language, typically during childhood.

Babble

The stage of language development in infants characterized by the production of repetitive syllables, often starting around the age of 6 months.

Underextension

A language development error where a child inappropriately restricts the use of a word to a narrower context than is typical.

Pragmatics

The branch of linguistics concerned with the use of language in social contexts and the ways in which people produce and comprehend meanings through language.