A certain species of fawns have a body weight that is approximately normally distributed, with mean μ = 20.5 kilograms and standard deviation σ = 3.7 kilograms. a) If a fawn is randomly selected, what is the probability that its weight is less than 15 kilograms? b) If 35 fawns are randomly selected and weighed, what is the probability that their mean weight is at least 22 kilograms? write a complete probability statement, draw a corresponding picture, and answer the question.
A certain species of fawns have a body weight that is approximately normally distributed, with mean μ = 20.5 kilograms and standard deviation σ = 3.7 kilograms. a) If a fawn is randomly selected, what is the probability that its weight is less than 15 kilograms? b) If 35 fawns are randomly selected and weighed, what is the probability that their mean weight is at least 22 kilograms? write a complete probability statement, draw a corresponding picture, and answer the question.
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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A certain species of fawns have a body weight that is approximately
-
a) If a fawn is randomly selected, what is the
probability that its weight is less than 15 kilograms? -
b) If 35 fawns are randomly selected and weighed, what is the probability that their mean weight is at least
22 kilograms?
write a complete probability statement, draw a corresponding picture, and answer the question.
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