Random generators, pickers, selectors

Random events are on of the most interesting themes in mathematics,  physics and daily life. There are event some people who believe that coincidences can rule the world. But the majority of people think that nature laws rule our lives. Undoubtedly both sides are right in some aspects, also they can sometimes be wrong. 

But there are some fields of activity and cases where knowledge about random events is very important and useful. For instance, it is gambling, dice throws and card draws. People, when they want to win, try to predict events, speculate events and guess The future. Fro this reason, there are some sciences created for this purpose. Such is the theory of probabilities. With the help of this science, gamblers try to win lotteries and achieve success in casinos. They  even hire mathematicians believing to get help. 

Sometimes a month or even a year is needed to understand some principles of random events. Some gambling and lottery providers don't like such gamblers and mathematicians. They try to restrict to participate them in the games. The providers think, that such activities can decrease profitability of their business. 

 

Gambling and lotteries are not the only field in which speculation, prediction are used. Such things are common in computer science also in social life. For example, one of usage possibilities is division of people in random groups during competitions. Also it can be useful for companies when choosing random persons for prizes or tasks.

Obviously, plenty of people are related to such random events, because they participate in lotteries, competitions and other games. Everyone believes in success speculating and predicting the results.