SOLUTION: What is the probability that a randomly chosen sample of glass will ... normally distributed with a mean of 534 MPa with a standard deviation of 13 MPa.
a) What is the probability
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Question 1183765: What is the probability that a randomly chosen sample of glass will ... normally distributed with a mean of 534 MPa with a standard deviation of 13 MPa.
a) What is the probability that a randomly chosen sample of glass will break more than 559 (round off answer to 4 decimal places)
b) What is the probability that a randomly chosen sample of glass will break less than 567 (round off answer to 4 decimal places)
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
I assume the ellipsis contains the meaning "break with a certain number of MPs" or something similar.
z=(x-mean)/sd
>25/13 or 1.923
probability z > than 25/13 is 0.0272
-
The second is probability z < (33/13) or 0.9944
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