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the normal distribution is NOT normal.. HELP! watch

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    i cant figure this question out... looks like it mite just b another all niter
    X~N(118, 11^2)

    how large a sample is needed to be sure to find at least one student with a blood pressure lower than 110?
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    cmon some1 pleeease help!
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    (Original post by Dust)
    i cant figure this question out... looks like it mite just b another all niter
    X~N(118, 11^2)

    how large a sample is needed to be sure to find at least one student with a blood pressure lower than 110?
    30+
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    howd u figure that?
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    i skip that chapter in the book! I hope they only ask one question on that!
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    (Original post by Dust)
    i cant figure this question out... looks like it mite just b another all niter
    X~N(118, 11^2)

    how large a sample is needed to be sure to find at least one student with a blood pressure lower than 110?
    What does sure mean?
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    when yr positive that theres a chance of getting at least one person


    bnearly finished with normal.. i still got bivariate data left
    i cant remember the formulae!
    i still cant remember sstandard devisation formulae...
 
 
 
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