[問題] 學校作業

看板Statistics作者jacklin2002時間17年前 (2008/12/13 15:41)推噓2(3推 1噓 4→)

留言8則, 7人參與討論串1/1

6.46 The median age of residents of the United States is 35.6 years. If a survey of 200 residents is taken, approcimate the probability that at least 110 will be under 35.6 years of age. 不知道為什麼...看不懂題目在問什麼~"~?? -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 118.165.81.112

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shinny75818

12/13 17:32, , 1^F

12/13 17:32, 1^F

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jacklin2002

12/13 18:19, , 2^F

12/13 18:19, 2^F

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sherwin114

12/13 19:48, , 3^F

12/13 19:48, 3^F