Instruction 10-12 A Corporation Randomly Selects 150 Salespeople and Finds That 66

question 24

Multiple Choice

Instruction 10-12
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 Instruction 10-12,what is/are the critical value(s) when performing a Z test on whether population proportions are different if α = 0.05?

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

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Definitions:

Domineering

Exhibiting overbearing control or domination over others in a manner that is often considered aggressive or tyrannical.

Smaller Groups

Smaller groups refer to subsets of individuals within a larger population, often characterized by more intimate interactions and stronger bonds among members.

Time With Friends

The duration or periods spent in the company of friends, which can influence one's emotional and social well-being.

Jackson's Perspective

likely refers to views or policies associated with Andrew Jackson, the seventh President of the United States, including his support for the common man, opposition to the national bank, and policies leading to the Trail of Tears.