How to Derive Upper and Lower Bounds for a Random Variable?

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SUMMARY

The discussion focuses on deriving upper and lower bounds for a random variable defined by the probability density function (pdf) p(f) = 1/(f^x). Participants emphasize the necessity of ensuring that p(f) is non-negative and that the integral of p(f) over the range from f_min to f_max equals 1. The key conclusion is that by applying these properties, one can establish the bounds for the random variable effectively.

PREREQUISITES
  • Understanding of probability density functions (pdf)
  • Knowledge of integration techniques
  • Familiarity with the concepts of upper and lower bounds in statistics
  • Basic principles of random variables
NEXT STEPS
  • Study the derivation of bounds for continuous random variables
  • Learn about normalization conditions for probability density functions
  • Explore the implications of non-negativity in probability distributions
  • Investigate the application of the Cauchy-Schwarz inequality in bounding random variables
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Statisticians, data scientists, and mathematicians interested in probability theory and the behavior of random variables.

Chriszz
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Dears,

If a random variable is generated with the pdf of p(f) = 1/(f^x),
how can I derive the upper bound or lower bound of the random variable?

Thanks,
 
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Use the properties:
<br /> p(f) \ge 0<br />

<br /> \int_{f_\mathrm{min}}^{f_\mathrm{max}}{p(f) \, df} = 1<br />
 

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