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    cclover's Avatar
    cclover Posts: 1, Reputation: 1
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    #1

    Mar 18, 2013, 06:33 AM
    post a math word problem question and get the answer
    The mean of nonresidential buildings is 30 years and the standard deviation of the ages of the buildings is 5 years. Determine the probability that a random sample of a group of 50 nonresidential buildings will have a mean age of less than 27.5 years.
    tickle's Avatar
    tickle Posts: 23,796, Reputation: 2674
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    #2

    Mar 18, 2013, 08:35 AM
    "Post a math question and get an answer", that is a good one, where does it say that anywhere on this site. Nope, isn't going to happen. The only way we help with homework is if you make an effort, give us your answer and we tell you if it is correct.
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