论文摘要翻译 数学方面

The random variable is the variable expressing various result of random phenomenon's. We want to know a random variable all round, not only being going to know which value it takes, and be going to know these value law. In theory and application, people cares for random variable some principal characters and interrelation sometimes more , concern to push reflect whose main figure characteristic and mutual certain forward kind. To many dimensions random vector, degree coming to describe the relevance between two randoms vector the way being able to adopt a matrix.

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Random variable is a random phenomenon that the variable results. We have to a comprehensive understanding of a random variable, not only to know what value it is taken, and would like to know the law of value. Theory and applications, are often more concerned about the random variables some of the main characteristics and mutual relations in order to highlight the key fi