TABLE 8-12 The President of a University Is Concerned That Illicit Drug

question 122

True/False

TABLE 8-12
The president of a university is concerned that illicit drug use on campus is higher than the 5% acceptable level. A random sample of 250 students from a population of 2000 revealed that 7 of them had used illicit drug during the last 12 months.
-Referring to Table 8-12, using the 90% one-sided confidence interval, the president can be 85% confident that no more than 5% of the students at the university had used illicit drug during the last 12 months.

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Hydraulic Car Smasher

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The cost incurred by producing one additional unit of a product.

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The method of disposing of unwanted or obsolete vehicles by means such as recycling, selling, or scrapping.