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Author Question: The random variable x represents the number of girls in a family of three children. Assuming that ... (Read 108 times)

folubunmi

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on: Jan 16, 2020
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
Statistics: Informed Decisions Using Data ¦ Sullivan ¦ 5th Edition
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Marked as best answer by folubunmi on Jan 16, 2020

alexanderhamilton

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Reply #1 on: Jan 16, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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folubunmi

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Reply 2 on: Jan 16, 2020
Excellent

gcook

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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