The Area Under the Standard Normal Curve from Zero to Z

question 29

Short Answer

The area under the standard normal curve from zero to z is 0.1772 and z is negative.The value of z is:

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Definitions:

Quantity Variances

The difference between actual and standard quantities used in production, affecting cost management and budgeting.

Rate Variance

The difference between the actual rate paid for something and the standard or expected rate.

Direct Labor Hours

The total hours worked by employees directly involved in the manufacturing of products or delivery of services.

Spoilage

Materials or products that are damaged or unsuitable for sale or use and are written off as a loss.