发布时间：2015-09-02 14:30 来源：未知 浏览：
Play the lottery prize is a need to understand math game, if we do not understand mathematics in some sense you can not go in depth from a clever study place, the study is what is it? For example, when throwing coins, each occurrence is positive or negative by chance, but after throwing a lot of repetition, appear positive (or negative) is the ratio of the number and the total number of nearly constant 1/2 but inevitable. This is one of the earliest discovered law of large numbers. Statistical law of large numbers is a proper noun, as well as academic altar bet most frequently mentioned.
Its original meaning is:
If there are numerical results of random phenomena independently repeated a number of times and the average result will be the actual observed approaching expectations.
Numerical results: there will be winners and losers every flop, it will produce numerical results.
Random phenomenon: the results can not know in advance, but you can know in advance the long-term phenomenon.
Independent: Baccarat each flop are independent events, is not affected by the front a few times.
Average: After repeated many times, the results add up and then divided by the number of winners and losers.
Expectations: the result of each multiplied by its probability, numerical results will be summed and then divided by the number of times.
In the original meaning of the event needs to be verified through a lot, and practice the truth, we can understand the original meaning of these we play the lottery, so research a higher level of play tricks.