what is the difference between a histogram and pdf.

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oshomah kanoba
oshomah kanoba 2015-3-1
回答： TheNovice 2015-3-1
i am trying to understand the difference between pdf and histogram.i want to use an algorithm to plot a bernoulli from a pdf using matlab

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回答（1 个）

TheNovice
TheNovice 2015-3-1
A pdf is a function that describes the probability that a random variable will take a certain value.
A histogram shows the probability that a random variable will take an interval of values. See the histogram as a way of estimating the pdf if it is unknown.
Regards. TheNovice

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