An article in the Australian Journal of Agricultural Research [Non-Starch Polysaccharides and Broiler Performance on Diets Containing

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An article in the Australian Journal of Agricultural Research [€œNon-Starch Polysaccharides and Broiler Performance on Diets Containing Soyabean Meal as the Sole Protein Concentrate€ (1993, Vol. 44(8), pp. 1483€“1499)] determined that the essential amino acid (Lysine) composition level of soybean meals is as shown here (g/kg):

22.2 24.7 20.9 26.0 25.6 27.0 23.9 24.8 26.5 23.8

(a) Construct a 99% two-sided confidence interval for σ2.

(b) Calculate a 99% lower confidence bound for σ2.

(c) Calculate a 90% lower confidence bound for σ.

(d) Compare the intervals that you have computed.

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Applied Statistics And Probability For Engineers

ISBN: 9781118539712

6th Edition

Authors: Douglas C. Montgomery, George C. Runger

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