The partial ANOV table given in Table 12.24 was extracted from the article “Dietary supplement containing mixture of raw curry, garlic, and ginger” published in the The Internet Journal of Nutrition and Wellness (Ugwuja et al., 2008). The ANOV table corresponds to a single-factor experiment with four treatments that were each replicated ???? = 5 times. Use the information in Table 12.24 to answer the following:

(a) Fill in the missing entries in the ANOV table given in Table 12.24.

(b) Estimate the variance of the error term in the model.

(c) Test the hypothesis of equal treatment means at the ???? = 0.05 level.

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Source of Variation DF SS MS F P Treatments 2.56 0.181 Error Total 29.97