英语翻译摘要：实际问题中的许多随机变量现象都服从或近似服从正态分布,正态分布对概率统计中的理论研究和实际应用都起着非常重

Many practical problems are subject to random phenomena, or approximately normal distribution, normal distribution of probability and statistics in the theoretical research and practical applications play a very important role. In this passage, the concept of normal distribution, nature, and its application is studied, expounded the theory of normal distribution, and then through the normal distribution to solve real-life problems.
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