Calculating the mean and percentiles of a distribution function

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SUMMARY

The discussion focuses on calculating the mean and percentiles of a probability density function (pdf) related to Brownian motion with drift for first passage time. The user seeks a straightforward method for these calculations, emphasizing the importance of the cumulative distribution function (cdf) for determining percentiles. Simulation is recommended as an effective approach, particularly if algebraic expressions are not required for the results.

PREREQUISITES
  • Understanding of Brownian motion and its properties
  • Familiarity with probability density functions (pdf) and cumulative distribution functions (cdf)
  • Basic knowledge of statistical simulation techniques
  • Experience with plotting distributions using statistical software
NEXT STEPS
  • Learn about calculating mean and percentiles for probability distributions
  • Explore simulation techniques for statistical analysis
  • Study the properties of cumulative distribution functions (cdf)
  • Investigate software tools for plotting and analyzing statistical distributions
USEFUL FOR

Statisticians, data analysts, and researchers working with stochastic processes, particularly those interested in Brownian motion and statistical simulations.

milo0071
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I have a fairly complicated pdf for Brownian motion with drift for first passage time and would like to calculate the mean and percentiles of the pdf. Is there a straightforward way of going about this? I can plot the distribution.
 
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For the percentiles you'll need the cdf.
 
I'll suggest simulation; unless you need to express them as algebraic expressions.
 

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