?BMI for Miss America A claimed trend of thinner Miss America winners has generated
Chapter 8, Problem 6(choose chapter or problem)
BMI for Miss America A claimed trend of thinner Miss America winners has generated charges that the contest encourages unhealthy diet habits among young women. Listed below are body mass indexes (BMI) for recent Miss America winners. Use a 0.01 significance level to test the claim that recent winners are from a population with a mean BMI less than 20.16, which was the BMI for winners from the 1920s and 1930s. Given that BMI is a measure of the relative amounts of body fat and height, do recent winners appear to be significantly smaller than those from the 1920s and 1930s?
19.5 20.3 19.6 20.2 17.8 17.9 19.1 18.8 17.6 16.8
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