The scores of adults on an IQ test are approximately normal with mean 100 and standard deviation 15. Brad Pitt scores 118 on such a test. He scores higher than what percent of all adults? What if his score were 95? Find the value for Z and show the area under the standard normal curve.

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
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ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
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Chapter11: Data Analysis And Displays
Section: Chapter Questions
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The scores of adults on an IQ test are approximately normal with mean 100 and standard deviation 15. Brad Pitt scores 118 on such a test. He scores higher than what percent of all adults? What if his score were 95? Find the value for Z and show the area under the standard normal curve.
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