Z Is a Standard Normal Random Variable

question 163

Multiple Choice

Z is a standard normal random variable.The P(-1.96 Z -1.4) equals

• A)0.8942
• B)0.0558
• C)0.475
• D)0.4192

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Definitions:

Machine Hours

A measure of the amount of time a machine is operated, used in allocating manufacturing overhead costs.

Predetermined Overhead Rate

A rate used to allocate overhead costs to products or services, calculated before the period begins based on estimates of total costs and activity levels.

Direct Material

Raw materials that are directly traceable to the production process and are an integral part of the finished product.

Direct Labor Hour

A unit of measure for the amount of time a worker spends on a specific task or project.