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  1. Calculate expectation of a geometric random variable

    Dec 13, 2013 · 2 A clever solution to find the expected value of a geometric r.v. is those employed in this video lecture of the MITx course "Introduction to Probability: Part 1 - The Fundamentals" …

  2. expectation - What is the expected value of a probability density ...

    Jan 25, 2018 · The expected value of a function can be found by integrating the product of the function with the probability density function (PDF). What if I want to find the expected value of …

  3. Expected value of lottery - Mathematics Stack Exchange

    Nov 6, 2018 · 0 If the probability of winning the lottery is $\frac {1} {3000000}$, and the prize is $\$9000000$, I calculate the expected value to be $\frac {9000000} {3000000} = 3$ The price …

  4. Expected Value of a Binomial distribution? - Mathematics Stack …

    Oct 31, 2012 · Expected Value of a Binomial distribution? Ask Question Asked 13 years ago Modified 5 years, 10 months ago

  5. probability - How to calculate the expectation of $XY

    You'll need to complete a few actions and gain 15 reputation points before being able to upvote. Upvoting indicates when questions and answers are useful. What's reputation and how do I …

  6. probability - Calculate the expected value of $Y=e^X$ where $X …

    Jul 28, 2012 · Continue to help good content that is interesting, well-researched, and useful, rise to the top! To gain full voting privileges,

  7. How to calculate the expected value of the Powerball Lottery?

    Jan 8, 2016 · And as you would expect, the expected value decreases markedly with the number of tickets sold. Your data point of 2012 of only $130,000$ tickets sold is very curious - the …

  8. probability - Infinite expected value of a random variable ...

    Nov 17, 2012 · This example ignores the loading of absolute-summability in the def'n of expected value of a random variable taking countably infinite values. Without such loading, "expected …

  9. Expected value from cumulative distribution function

    Oct 10, 2020 · You'll need to complete a few actions and gain 15 reputation points before being able to upvote. Upvoting indicates when questions and answers are useful. What's reputation …

  10. probability - Expected value of a uniform distribution

    Nov 21, 2016 · Expected value of a uniform distribution Ask Question Asked 8 years, 11 months ago Modified 7 years, 1 month ago