If N = 4, P _real = 0

question 4

Multiple Choice

If N = 4, P _real = 0.80 in the direction predicted, and a = 0.05_{1 tail}, using the sign test, the power is _________.

• A) 0.9375
• B) 0.0000
• C) 1.0000
• D) 0.0625

---

Definitions:

Oligopoly

A market structure characterized by a small number of firms controlling the majority of market share, leading to limited competition.

Difficult

Requiring considerable effort or skill to accomplish, deal with, or understand.

Interdependence

The mutual reliance between two or more groups, organizations, or countries, where the actions of one affect the wellbeing of the others.

Oligopolistic Industry

An Oligopolistic Industry is a market structure characterized by a small number of firms that dominate the market, leading to limited competition.