A study is conducted to compare three new appetite

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A study is conducted to compare three new appetite suppressants (A, B, and C) to a placebo in terms of their effects on weight reduction. A total of 80 participants are involved and are randomly assigned to the comparison groups in equal numbers. The outcome of interest is weight reduction, measured in pounds. The data shown in Table 7-61 are observed after 3 months on treatment. Is there a significant difference in mean weight reduction among the four treatments? Use a 5% level of significance.

Reference no: EM13607491

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