Suppose Aaron Finds That the Correlation Between Students' Levels of Optimism

question 41

Multiple Choice

Suppose Aaron finds that the correlation between students' levels of optimism and their scores on an exam is -.68. This correlation indicates which of the following?

• A) More optimistic students have higher exam scores.
• B) More optimistic students have lower exam scores.
• C) Being highly optimistic causes students to have higher exam scores.
• D) Being highly optimistic causes students to have lower exam scores.

---

Definitions:

Tangible Costs

Costs that have a clear and direct physical presence or can be easily measured in monetary terms.

Investment Proposal

A formal suggestion for investing capital, typically encompassing projected costs, benefits, risks, and returns.

Net Present Value

A method used to evaluate the profitability of an investment, calculating the difference between the present value of cash inflows and outflows over a period of time.

Straight-Line Method

A method of calculating depreciation of an asset by evenly spreading its cost over its useful life.