The Ideal Difficulty for an Item in a Standardized, Norm-Referenced

question 5

Multiple Choice

The ideal difficulty for an item in a standardized, norm-referenced multiple-choice test that has four alternatives with 15 in the high group and 15 in the low group would range between

• A) 0 and 25%
• B) 30% and 40%
• C) 60% and 65%
• D) 80% and 100%

---

Definitions:

Postaudit

A thorough review conducted after the completion of a project or investment to evaluate its actual performance against expected outcomes.

Break-Even Time

Break-Even Time refers to the period required for a business to generate enough revenue to cover its total initial investment costs, effectively reaching a financial state where no loss or gain is realized.

Payback Period

The time it takes for an investment to generate an amount of income or cash equivalent to the cost of the investment.

Net Present Value

Net present value is a financial metric that calculates the present value of all cash flows associated with a project, including both inflows and outflows, to determine its profitability.