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012HI5QbFEhTXuSzrMw2el Babies: A sample of 25 one-year-old girls had a mean weight of 24.1 pounds with a standard deviation of 4.3 pounds. Assume that the

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012HI5QbFEhTXuSzrMw2el Babies: A sample of 25 one-year-old girls had a mean weight of 24.1 pounds with a standard deviation of 4.3 pounds. Assume that the population of weights is normally distributed. A pediatrician claims that the standard deviation of the weights of one-yea old girls is less than 6 pounds. Do the data provide convincing evidence that the pediatrician's claim is true? Use the a=0.01 leve of significance. Part 1 of 5 State the appropriate null and alternate hypotheses. Ho: o = 6 H :0

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