摘要
对"双色球"彩票各等级奖的中奖概率问题进行了详细的研究,通过2010年中奖号码数据得出期望中奖额,并用切比雪夫不等式得到彩票中奖号码具有随机性的结论。最后建议彩民朋友抱着平常心态参与游戏,并理性购彩。
The winning probability of Double Chromospheres lottery is researched in detail. Expectation of winning number is calculated with the data collected in 2010. The conclusion of randomness of winning number is obtained with Chebyshev inequality. It is hoped that, with the guidance of the research, the people will be rational to join the game and buy lottery in normal attitude.
出处
《阜阳师范学院学报（自然科学版）》
2011年第3期28-30,共3页
Journal of Fuyang Normal University(Natural Science)
关键词
彩票
概率
期望中奖额
随机性
lottery
probability
expectations of the winning amount
randomness
