TABLE 10-11 A Corporation Randomly Selects 150 Salespeople and Finds That 66

question 106

Multiple Choice

TABLE 10-11
A corporation randomly selects 150 salespeople and finds that 66% who have never taken a self-improvement course would like such a course. The firm did a similar study 10 years ago in which 60% of a random sample of 160 salespeople wanted a self-improvement course. The groups are assumed to be independent random samples. Let π₁ and π₂ represent the true proportion of workers who would like to attend a self-improvement course in the recent study and the past study, respectively.
-Referring to Table 10-11, what is the value of the test statistic to use in evaluating the alternative hypothesis that there is a difference in the two population proportions?

• A) 4.335
• B) 1.96
• C) 1.093
• D) 0

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Definitions:

Affirmative Quality

A property of statements that assert the presence, rather than the absence, of a relationship or a characteristic.

Copula

In grammar and logic, a copula is the word that links the subject of a sentence to a subject complement, such as the verb "to be".

Spanish

A Romance language originating from the Iberian Peninsula, spoken by over 500 million people, mainly in Spain and the Americas.

Second Language

A language learned by a person in addition to their native language, often for the purpose of communication in contexts where the native language is not widely used.