TABLE 12-5 A Corporation Randomly Selects 150 Salespeople and Finds That 66

question 152

Multiple Choice

TABLE 12-5
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 u₁ and u₂ 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 12-5, what is the critical value when testing whether population proportions are different if α = 0.10?

• A) 2.706
• B) ±1.645
• C) 3.842
• D) ±1.96

Understand how to effectively communicate a proposal to an intended audience.

Recognize the components of a strong proposal and how they contribute to its success.

Understand the significance of change management and organizational needs addressed in proposals.

Acknowledge the legal implications and binding nature of external proposals.

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Definitions:

Profit Margin

A financial metric used to assess a company's profitability by dividing net income by net sales, usually expressed as a percentage.

Ceiling

In accounting, it refers to the upper limit placed on the value of an asset or a group of assets, often to prevent overestimation.

Principle of Conservatism

An accounting guideline where revenue and assets are not overestimated while liabilities and expenses are not underestimated.

Gross Margin

The difference between sales revenue and the cost of goods sold, expressed as a percentage of sales revenue.