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

question 41

Multiple Choice

TABLE 10-10
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 10-10, what is/are the critical value(s) when performing a Z test on whether population proportions are different if α = 0.05?

• A) ±1.645
• B) ±1.96
• C) -1.96
• D) ±2.08

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Definitions:

Cremated

The process of burning a body after death to reduce it to ashes, typically as a form of final disposition.

Cemetery Plot

A specific piece of land within a cemetery assigned for the burial of the dead.

Organ Donation

The act of giving one's organs or tissue for transplantation into another person after death or while alive.

Body Project

The endeavor, often influenced by societal and cultural norms, to shape or modify one's physical appearance through exercise, diet, cosmetic procedures, or other means.