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Math Help - Help please! I dont really understand what they are asking

  1. #1
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    Help please! I dont really understand what they are asking

    If 12,000 72% C.I.'s were constructed, how many of those intervals would contain the true value of u? (thats supposed to be mu)
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  2. #2
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    Find 72 percent of 12,000.
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  3. #3
    Grand Panjandrum
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    Quote Originally Posted by pickslides View Post
    Find 72 percent of 12,000.
    Except that would only be true with probability p=0.8%

    Ya gotta lurve elementary stats question with misleading wording.

    About 72% of 12000 would be acceptable, but a single number is not.

    (The probability of observing exactly 72% of 12000 CI containing the mean is ~0.8%)

    CB
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