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Heavy children Are children heavier now than they were in the past The National Health...

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Heavy children Are children heavier now than they were in the past The National Health and Nutrition Examination Survey NHANES taken between 1999 and 2002 reported that the mean weight of six year old girls in the United States was 49 3 pounds Another NHANES survey published in 2008 reported that a sample of 180 six year old girls weighed between 2003 and 2006 had an average weight of 50 4 pounds Assume the population standard deviation is o 16 5 pounds Can you conclude that the mean weight of six year old girls is higher in 2006 than in 2002 Use the a 0 10 level of significance and the P value method with the TI 84 calculator Part 0 4 Part 1 of 4 State the appropriate null and alternate hypotheses Ho H The hypothesis test is a Choose one test 0 0 0 0 0 0 0 8 C E 13 ola

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Answer to Part A