TABLE 8-10 The President of a University Is Concerned That Illicit Drug

question 42

Essay

TABLE 8-10
The president of a university is concerned that illicit drug use on campus is higher than the 5% targeted level. A random sample of 250 students from a population of 2,000 revealed that 7 of them had used illicit drugs during the last 12 months.
-Referring to Table 8-10, what is the critical value for the 90% one-sided confidence interval for the proportion of students who had used illicit drugs during the last 12 months?

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Definitions:

Nonstore Retailer

Refers to a business that sells products to customers without requiring a traditional physical storefront, often through online platforms, catalogs, or TV shopping channels.

Intensive Distribution

A market strategy where a company's products are stocked in as many outlets as possible to maximize accessibility and sales.

Soft Drinks

Beverages that do not contain alcohol, typically carbonated and containing flavors or sweeteners.

Market Share

The percentage of an industry's total sales that is earned by a particular company over a specified time period.