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

question 4

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 testing whether the current population proportion is higher than before if α = 0.05?

• A) + 1.96
• B) ± 1.645
• C) + 1.645
• D) ± 1.96

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Definitions:

Liabilities

Monetary liabilities or dues that a company or person has to pay back to lenders.

Equity

The value that would be returned to a company's shareholders if all of the assets were liquidated and all of the debts were paid off.

Financial Statements

Formal records of the financial activities and position of a business, person, or other entity.

Balance Sheet

An economic report indicating a company's possessions, financial responsibilities, and the value belonging to shareholders at a certain instance.