Ranching: Cattle You are the foreman of the Bar-S cattle ranch in Colorado. A neighboring ranch has

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Ranching: Cattle You are the foreman of the Bar-S cattle ranch in Colorado. A neighboring ranch has calves for sale, and you are going to buy some to add to the Bar-S herd. How much should a healthy calf weigh?

Let x be the age of the calf (in weeks), and let y be the weight of the calf (in kilograms). The following information is based on data taken from The Merck Veterinary Manual (a reference used by many ranchers).

x 1 3 10 16 26 36 y 42 50 75 100 150 200 Complete parts

(a) through (e), given Sx 5 92, Sy 5 617, Sx2 5 2338, Sy2 5 82,389, Sxy 513,642, and r < 0.998.

(f) The calves you want to buy are 12 weeks old. What does the least-squares line predict for a healthy weight?AppendixLO1

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Understandable Statistics Concepts And Methods

ISBN: 9780357719176

13th Edition

Authors: Charles Henry Brase, Corrinne Pellillo Brase

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