Question: Problem#2 An article in Growth: A Journal Devoted to Problems of Normal and Abnormal Growth [Comparison of Measured and Estimated Fat-Free Weight, Fat, Potassium and

Problem#2 An article in Growth: A Journal Devoted

Problem#2 An article in Growth: A Journal Devoted to Problems of Normal and Abnormal Growth ["Comparison of Measured and Estimated Fat-Free Weight, Fat, Potassium and Nitrogen of Growing Guinea Pigs (1982, Vol. 46(4), pp. 306321)] reported the results of a study that measured the body weight (in grams) for guinea pigs at birth. 421.0 90.5 241.0 447.8 296.0 258.5 452.6 110.7 296.0 687.6 273.0 296.0 456.1 96.4 317.0 705.7 268.0 494.6 81.7 290.9 879.0 227.5 373.8 102.4 256.5 88.8 279.3 a) Test the hypothesis that mean body weight is 300 grams. Use a = 0.05. b) Answer part a using confidence intervals

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