error - Error Error q q Error is the difference between a...

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Error
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Error Error is the difference between a measured or calculated (reported) value and the true value. Engineers recognize that errors are present in their professional lives and must be able to: 1. Identify types of errors 2. Numerically express the magnitude of errors 3. Recognize the confidence that may be placed in a printed number
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Simple Error Analysis Suppose a rod of unknown length is measured with a standard meter stick. Spend 5 minutes as a team completing this exercise: What can be said about the length of the rod is reported as: 7 to 8 cm 7.5 to 7.6 cm 7.57 to 7.59 cm?
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Systematic Errors Systematic Errors - errors that can be attributed to some regular outside occurrence. Engineers must be aware of the presence of systematic errors and eliminate those possible and try to quantify and correct for those remaining.
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Errors The error associated with systematic errors can be corrected if the source and magnitude are known. Repeating measurements will
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This note was uploaded on 09/01/2009 for the course ENGR 111 taught by Professor Walker during the Spring '07 term at Texas A&M.

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error - Error Error q q Error is the difference between a...

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