Exhibit 9-4: Following Is a List of Testing Practices

question 29

Multiple Choice

Exhibit 9-4: Following is a list of testing practices.Assuming other things are equal, indicate whether the practice would lower reliability, raise reliability, or neither.
-Refer to Exhibit 9-4.Removing ambiguous items from the test

• A) lower reliability
• B) raise reliability
• C) neither raise nor lower reliability

---

Definitions:

Long-Run Equilibriums

A state in a market where all firms are making zero economic profit, and no new firms enter or exit the industry, resulting in a stable market condition over time.

Interdependent Firms

Businesses whose decisions and performance affect and are affected by the decisions and performance of other firms within the market.

Identical Products

Goods that are exactly the same in every characteristic, quality, and performance, with no differentiation.

Wasteful Duplication

The unnecessary repetition of tasks or production, often leading to inefficiency and increased costs.