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TABLE 9-7 A Major Home Improvement Store Conducted Its Biggest Brand Recognition

question 2

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TABLE 9-7
A major home improvement store conducted its biggest brand recognition campaign in the company's history. A series of new television advertisements featuring well-known entertainers and sports figures was launched. A key metric for the success of television advertisements is the proportion of viewers who "like the ads a lot." A study of 1,189 adults who viewed the ads reported that 230 indicated that they "like the ads a lot." The percentage of a typical television advertisement receiving the "like the ads a lot" score is believed to be 22%. Company officials wanted to know if there is evidence that the series of television advertisements are less successful than the typical ad (i.e. if there is evidence that the population proportion of "like the ads a lot" for the company's ads is less than 0.22) at a 0.01 level of significance.
-Referring to Table 9-7, the parameter the company officials is interested in is

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Biodegradable Plant Matter

Organic plant materials capable of being decomposed by bacteria or other living organisms.

Petroleum

A naturally occurring, flammable liquid consisting of a complex mixture of hydrocarbons and other organic compounds found beneath the Earth's surface.

Polymer Waste

Refers to unwanted materials resulting from the manufacture and disposal of polymer-based products, which pose environmental challenges due to their non-biodegradable nature.

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Sites for the disposal of waste materials by burial, the oldest and most common form of waste treatment.