THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 59

Essay

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
An airline is considering changing the color scheme of its planes' interiors.A focus group of 220 people was asked which color scheme they preferred.Of those who expressed a preference,87 preferred the new color scheme,while 121 preferred the old.
-The manager of the return desk at a local department store records the dollar value of 25 randomly-selected returns.The data are presented below

Is there sufficient evidence to reject the null hypothesis that the median return is $60 against a one-sided alternative that the median is above 60?

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Definitions:

Sapir-Whorf Hypothesis

A theory in linguistics that suggests that the structure of a language influences its speakers' worldview or cognition, and thus people's perceptions are relative to their spoken language.

Chomskian Linguistics

A branch of theoretical linguistics founded by Noam Chomsky, focusing on the inherent structures of language and the cognitive capacities necessary for language acquisition.

Dialect

A regional or social variety of a language distinguished by pronunciation, grammar, or vocabulary, especially from the standard language of the country or region.