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ashhuizing
16.09.2019 •
Mathematics
Hens usually begin laying eggs when they are about 6 months old. young hens tend to lay smaller eggs, often weighing less than the desired minimum weight of 54 grams. a) the average weight of the eggs produced by the young hens is 50.9 grams, and only 28% of their eggs exceed the desired minimum weight. if a normal model is appropriate, what would the standard deviation of the egg weights be? b) by the time these hens have reached the age of i year, the eggs they produce average 67.1 grams, and 98% of them are above the minimum weight. what is the standard deviation for the appropriate normal model for these older hens? c) are egg sizes more consistent for the younger hens or the older ones? explain.
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