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  • Card 16 / 18:
    In words, the random variable X = _________________

    the number of times Mrs. Plum’s cats wake her up each week.the number of times Mrs. Plum’s cats wake her up each hour.the number of times Mrs. Plum’s cats wake her up each night.the number of times Mrs. Plum’s cats wake her up.

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Source:  OpenStax, Introductory statistics. OpenStax CNX. Aug 09, 2016 Download for free at http://legacy.cnx.org/content/col11776/1.26
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