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    BrownDoll3's Avatar
    BrownDoll3 Posts: 1, Reputation: 1
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    #1

    Dec 14, 2009, 01:31 PM
    Find the standard deviation for the given probability distribution.
    Assume that a researcher randomly selects 14 newborn babies and counts the number of girls selected, x. The probabilities corresponding to the 14 possible values of x are summarized in the given table. Answer the question using the table.

    Probabilities of Girls
    galactus's Avatar
    galactus Posts: 2,271, Reputation: 282
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    #2

    Dec 15, 2009, 05:43 AM

    Where's the table? How are we supposed to help without the most important piece of information?
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