Question
A large dairy farm reports that the mean weight of their eight-month-old heifers is normally distributed with = 475 lbs and = 25 lbs. Define
A large dairy farm reports that the mean weight of their eight-month-old heifers
is normally distributed with =475 lbs and = 25 lbs. Define X = weight of an eight-month-old heifer.
a) If you randomly select one heifer from this group, what is the probability that the heifer weighs less than 445 pounds?
b) What weight separates the heaviest 6% of heifers from all heifers on the given dairy farm?
c) A randomly selected heifer from this group weighs 485 pounds. What percentile does this correspond to?
d) A random sample of 35 heifers are selected. What is the probability that the mean weight exceeds 477 pounds?
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Real Analysis For The Undergraduate With An Invitation To Functional Analysis
Authors: Matthew A Pons
1st Edition
1461496381, 9781461496380
