英语词汇“probability density function”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

noun

statistics

a function representing the relative distribution of frequency of a continuous random variable from which parameters such as its mean and variance can be derived and having the property that its integral from a to b is the probability that the variable lies in this interval. Its graph is the limiting case of a histogram as the amount of data increases and the class intervals decrease in size

Also called: density function. Compare cumulative distribution function, frequency distribution

单词	probability density function
释义	probability density function in British English noun statistics a function representing the relative distribution of frequency of a continuous random variable from which parameters such as its mean and variance can be derived and having the property that its integral from a to b is the probability that the variable lies in this interval. Its graph is the limiting case of a histogram as the amount of data increases and the class intervals decrease in size Also called: density function. Compare cumulative distribution function, frequency distribution
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probability density function in British English