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banggedung banggedung
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The random variable x represents the number of girls in a family of three children. Assuming that boys and girls are equally likely, find the mean and standard deviation for the random variable x.

▸ mean: 1.50; standard deviation: 0.87

▸ mean: 2.25; standard deviation: 0.87

▸ mean: 2.25; standard deviation: 0.76

▸ mean: 1.50; standard deviation: 0.76
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Statistics: Informed Decisions Using Data

Statistics: Informed Decisions Using Data


Edition: 5th
Author:
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yesimshayyesimshay
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banggedung Author
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4 years ago
Thanks
patod1
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Yesterday
This helped my grade so much Perfect
oscar520000
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2 hours ago
Thanks for your help!!
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