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SHOW ALL WORK NEATLY A parenting magazine reports that the average amount of wireless data used by teenagers each month is 12 GB. For her
SHOW ALL WORK NEATLY A parenting magazine reports that the average amount of wireless data used by teenagers each month is 12 GB. For her science project, Ella sets out to prove the magazine wrong. She collects information from a random sample of 23 teenagers and calculates a mean of 9.8 GB per month with a sample standard deviation of 2.7 GB. Test Ella's claim at the 0.01 level of significance
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Business Law With UCC Applications
Authors: Gordon Brown, Paul Sukys
13th Edition
0073524956, 978-0073524955
