SOLUTION: The average size of the fish in a lake is 11.4 inches, with a standard deviation of 3.2 inches. How do I Find the probability of catching a fish longer than 17 inches.
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Question 245678: The average size of the fish in a lake is 11.4 inches, with a standard deviation of 3.2 inches. How do I Find the probability of catching a fish longer than 17 inches.
You can put this solution on YOUR website! The average size of the fish in a lake is 11.4 inches, with a standard deviation of 3.2 inches. How do I Find the probability of catching a fish longer than 17 inches.
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Find the z-value of 17.
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z(17) = (17-11.4)/3.2 = 1.75
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P(x > 17 in)= P(z > 1.75) = normalcdf(1.75,100) = 0.04
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Cheers,
Stan H.
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