If Z Is a Standard Normal Random Variable, the Area

question 116

Multiple Choice

If Z is a standard normal random variable, the area between z = 0.0 and z =1.30 is 0.4032, while the area between z = 0.0 and z = 1.50 is 0.4332. What is the area between z = -1.30 and z = 1.50?

• A) 0.0300 .
• B) 0.0668 .
• C) 0.0968 .
• D) 0.8364 .

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Definitions:

Diffusion

The spread of an innovation through its widespread imitation.

Technological Advance

(1) An improvement in the quality of existing products, the invention of entirely new products, or the creation of new or better ways of producing or distributing products. (2) Any improvement in the methods by which resources are combined such that the same quantity of inputs can be made to yield a combination of outputs that is preferred to any combination of outputs that was previously possible.

Distributing

The process of making goods or services available to consumers, often through various channels.

Economists' Models

Simplified representations of the real world used by economists to predict economic outcomes and explore economic theories.