In a survey of 909 U.S. adults with children conducted by the Financial Industry Regulatory Authority, 309

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In a survey of 909 U.S. adults with children conducted by the Financial Industry Regulatory Authority, 309 said that they had saved money for their children’s college education. Can you conclude that more than 30% of U.S. adults with children have saved money for college? Use the α = 0.05 level of significance.

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Elementary Statistics

ISBN: 9781259969454

3rd Edition

Authors: William Navidi, Barry Monk

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