What Is the Critical Z-Value for a One-Tailed Lower Test

question 79

Multiple Choice

What is the critical z-value for a one-tailed lower test at the 1% level of risk?

• A) +2.58
• B) -2.58
• C) +2.33
• D) -2.33

---

Definitions:

Average Fixed Cost

The cost that a company incurs for fixed resources divided by the quantity of output produced.

Diminishing Marginal Returns

A principle in economics where each additional unit of input results in a smaller increase in output after a certain point.

Study Time

The period dedicated by an individual or group towards learning or academic activities.

Comprehensive Exam

A detailed and extensive exam typically covering multiple subjects or the entirety of a specific subject, often used as a qualification or assessment in higher education.