Exhibit 10-3 A Statistics Teacher Wants to See If There Is Any

question 86

Multiple Choice

Exhibit 10-3
A statistics teacher wants to see if there is any difference in the abilities of students enrolled in statistics today and those enrolled five years ago. A sample of final examination scores from students enrolled today and from students enrolled five years ago was taken. You are given the following information.
-Refer to Exhibit 10-3. The p-value for the difference between the two population means is

• A).0014
• B).0028
• C).4986
• D).9972

---

Definitions:

IRR

The Internal Rate of Return (IRR) serves as a financial measure designed to calculate the potential profitability of investments.

Capital Cost Allowance

The annual depreciation expense that a company can claim as a deduction for tax purposes on its capital assets.

Cannibalization

The reduction in sales volume, sales revenue, or market share of one product as a result of the introduction of a new product by the same producer.

Pre-Tax Cash Flow

The amount of cash that a company generates before accounting for taxes, used in evaluating its financial performance.