A Math Test Developer Is Interested in Deriving an Index

question 60

Multiple Choice

A math test developer is interested in deriving an index of the difficulty of the average item for his math test.As his consultant on test development,you advise him that this index could be obtained by:

• A) identifying the item deemed to be average in difficulty and then deriving an item-difficulty index for that item.
• B) averaging the item-difficulty indices for all test items and then dividing by the total number of items on the test.
• C) dividing the total number of items on the test by the average item-difficulty index.
• D) raising that very same question to a more knowledgeable test development consultant.

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Definitions:

Name Table

In databases, a name table is used to store names or identifiers, often associated with other data elements or tables for reference purposes.

Select Data Type

A command or option in programming and databases used to define the kind of data an element or variable will hold, such as integers, strings, or dates.

Save Button

A graphical user interface element that, when clicked, saves the current state of a document, file, or application.

Save Changes

The action of securely storing modifications made to a document or settings within an application or system.