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

question 171

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 the estimated standard error of the difference between the two sample proportions?

• A) 0.629
• B) 0.500
• C) 0.055
• D) 0

---

Definitions:

Behaviorism

A theory of learning based on the idea that all behaviors are acquired through conditioning, without considering thoughts or feelings.

Watson

John B. Watson is considered the father of behaviorism, a school of psychology focusing on observable behaviors rather than mental processes.

Gestalt

A theory of mind and brain that proposes that the operational principle of the brain is holistic, parallel, and analog, with self-organizing tendencies; often summarized by the phrase "the whole is different from the sum of its parts."

Wertheimer

Max Wertheimer, a founder of Gestalt psychology, which emphasizes holistic processing and pattern recognition in perception.