In Psychometric Language, Another Name for "Item Difficulty" Is ___

question 8

Multiple Choice

In psychometric language, another name for "item difficulty" is ___.

• A) ID value
• B) D-value
• C) p-value
• D) PD-index

---

Definitions:

Coefficient of Determination

A statistical measure that determines the proportion of variance in the dependent variable that can be predicted from the independent variable(s).

Trend Projection

Trend Projection is a forecasting technique that uses historical data to predict future outcomes by identifying patterns or trends.

Inventory Control

The management of inventory levels to ensure that the right amount of stock is available at the right time and place, minimizing costs and meeting customer demand.

MAD

Mean Absolute Deviation, a statistic that measures the average absolute deviation of observed values from their mean.