Z Is a Standard Normal Random Variable

question 39

Multiple Choice

z is a standard normal random variable. The P (1.41 < z < 2.85) equals

• A) 0.4978.
• B) 0.4207.
• C) 0.9185.
• D) 0.0771.

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Definitions:

Consumption Mix

The combination of goods and services consumed by an individual or in an economy, reflecting preferences, income levels, and other factors.

Marginal Utilities

The increased happiness or advantage gained by a consumer from consuming an extra unit of a good or service.

Maximum Utility

The greatest level of satisfaction or benefit that a consumer can obtain from consuming goods and services.

Pocket Money

A small amount of money given to children by parents as an allowance or for completing tasks, which can be used for personal expenses.