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April 18, 2014

Homework Help: statistics

Posted by sophia on Thursday, October 25, 2007 at 8:23pm.

Given the ensuing well drilling data, answer the following. [Reference: #4.78, page 172]

• .30 (30%) probability of a productive well absent test information
• Pre-drilling ballistics test ‘s affirmative result correctly predicts a productive well .70 of the time
• Pre-drilling ballistics test’s negative result correctly predicts a non-productive well .80 of the time

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