SOLUTION: The mean weight of adult mountain lions is 150lbs with a standard deviation of 8 lbs. A random sample of 50 mountain lions is selected.
a) What is the probability that the mean
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a) What is the probability that the mean
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Question 192692: The mean weight of adult mountain lions is 150lbs with a standard deviation of 8 lbs. A random sample of 50 mountain lions is selected.
a) What is the probability that the mean weight of the sample is less that 150 lbs?
b) What is the probability that the mean weight of the sample is between 149 and 151 lbs?
c) What is the probability that the mean weight of the sample is more than 153lbs?
What is the standard deviation of the sampling distribution? Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! The mean weight of adult mountain lions is 150lbs with a standard deviation of 8 lbs. A random sample of 50 mountain lions is selected.
a) What is the probability that the mean weight of the sample is less that 150 lbs? Ans: 0.5000
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b) What is the probability that the mean weight of the sample is between 149 and 151 lbs? Ans: 0.09948...
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c) What is the probability that the mean weight of the sample is more than 153lbs? 0.35393..
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What is the standard deviation of the sampling distribution?
Ans: 8/sqrt(50) = 1.13137..
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Cheers,
Stan H.
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