Data Were Collected on Annual Personal Time (In Hours) Taken

question 1

Multiple Choice

Data were collected on annual personal time (in hours) taken by a random sample of 16 women (group1) and 7 men (group 2) employed by a medium sized company.The women took an average of 24.75 hours of personal time per year with a standard deviation of 2.84 hours.The men took an average of 21.89 hours of personal time per year with a standard deviation of 3.29 hours.The Human Resources Department believes that women tend to take more personal time than men because they tend to be the primary child care givers in the family.The correct null and alternative hypotheses to test this belief are ________________________ .

• A)H_0: µ₁ - µ₂ = 0 and H_A: µ₁ - µ₂ < 0.
• B)H_0: µ₁ - µ₂ = 0 and H_A: µ₁ - µ₂ ≠ 0.
• C)H_0: µ₁ - µ₂ = 0 and H_A: µ₁ - µ₂ > 0.
• D)H_0: µ₁ - µ₂ > 0 and H_A: µ₁ - µ₂ < 0.
• E)None of the above.

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Definitions:

Sales Budget

A sales budget is a financial plan that projects future sales revenue, often broken down by product lines or regions, informing other budgeting decisions.

Credit Sales

Sales made by a business that are not paid for at the time of purchase but are billed to the customer to be paid at a later date.

Collections

The act of obtaining payment from customers or clients who have previously been billed, critical for cash flow management.

Projected Sales

An estimation of future sales volume or revenue, often based on historical data and market analysis.