The amount of sodium(in milligrams) in one serving for a random sample of three different kinds of foods is listed here. At the 0.05 level of significance, is there sufficient evidence to conclude that a difference in mean sodium amounts exists among condiments, cereals, and desserts? Required: Find the between group variance. Only the final answer should be rounded-off to TWo decimal places. Condiments Cereals Desserts 270 260 100 130 220 180 230 290 250 180 290 250 80 200 300 70 320 360 189 169 300 175

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