(2)列表如右:
由圖表可知,共有12種情況,選兩位同學恰好是1位男同學和1位" />

亚洲男人天堂av,国产一区二区久久精品,国产精品一区二区久久精品,国产精品久久久久久一区二区三区,五月婷婷在线观看视频,亚洲狠狠色丁香婷婷综合

歡迎您訪問高中招生指標到校是我市中考招生制度改革的一項重要措施.某初級中學對該校近四年指標到校保送生人數進行!

高中招生指標到校是我市中考招生制度改革的一項重要措施.某初級中學對該校近四年指標到校保送生人數進行

更新時間:2022-01-06 01:03:22作者:admin2

解:(1)因為該校近四年保送生人數的最大值是8,最小值是3,所以該校近四年保送生人數的極差是:8﹣3=5,折線統計圖如下:
(2)列表如右:
由圖表可知,共有12種情況,選兩位同學恰好是1位男同學和1位女同學的有6種情況,所以選兩位同學恰好是1位男同學和1位女同學的概率是

=






為您推薦

加載中...
主站蜘蛛池模板: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |