Three bread recipes are to be compared with respect to density of the loaf. Five loaves will be baked using each recipe.
(a) If one loaf is made and baked at a time, how would you select the order?
(b) Given the following data, conduct an F test for equality of means. Take a = .05.

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Recipe Observation 95 86 71.72.74 71 85.62.72.64 69.68.51 73 44