____________________ Washers Are Hard on the Surface Only; the Core

question 7

Short Answer

____________________ washers are hard on the surface only; the core of the washer is soft and will compress, allowing the connection to lose clamping force.

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Definitions:

Operating Characteristic Curve

A graph that shows the capability of a test to distinguish between different states, such as defective and non-defective items.

Type II Error

The statistical mistake of failing to reject a false null hypothesis, or the error of not detecting an effect or difference when one truly exists.

Type I Error

Incorrectly dismissing a true null hypothesis as false.

Control Chart

A graphical tool used in quality control processes to monitor changes and variations in a process over time.