To Obtain Information Concerning the Issue of Whether a Published

question 8

Multiple Choice

To obtain information concerning the issue of whether a published achievement test is valid for students, it is best for educators to

• A)compare the items to local curriculum goals.
• B)examine item analysis data in the test manual.
• C)examine reliability data in the test manual.
• D)make a local test-retest study of the scores.

---

Definitions:

Triangular Distribution

A probability distribution with a shape formed by a triangle, which is specified by a minimum, a maximum, and a mode value.

Expected Value

The weighted average of all possible values of a random variable, taking into account their probabilities.

Bounded Distribution

A statistical distribution with both a minimum and maximum value, limiting the range of possible outcomes.

Uniform Continuous Probability Distribution

A type of distribution where all outcomes in a certain interval are equally likely.