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  1. What exactly is a probability distribution? : r/AskStatistics - Reddit

    Sep 9, 2021 · A probability distribution is a function that relates the possible values of a variable to their probabilities. The distribution may be determined rationally (Google normal PDF) or …

  2. Probability distribution - Math Help Forum

    Feb 15, 2008 · Is there any way to solve this problem just using the basics of probability distribution? Also by your formula we get p (0)=1/5; p (1)=4/25; p (2)=16/125 etc but If n is the …

  3. Can someone explain to me what is expected value? : r ... - Reddit

    Feb 9, 2022 · So, analogously to the average/mean for a data set, to calculated the expected value of a distribution of data, you: Multiply each possible data value by the probability that it …

  4. How are bridge distribution probabilities derived? : r/bridge - Reddit

    Jun 7, 2020 · I feel like the probability of a 2-2 break given 4 cards should be 37.5%. If I model the problem as “flip a coin 4 times. Heads means the nth card goes to East and tails means it …

  5. I created an Dice Probability Calculator/Visualizer/Roller

    Sep 9, 2023 · I made my own dice roller app as a fun side project and I’m trying to implement an odds calculator. How did you calculate the probability distributions? I’m finding a lot of …

  6. What is the difference between a distribution, probability …

    Nov 14, 2022 · What is the difference between a distribution, probability distribution, frequency distribution, probability distribution function, probability mass function, and a probability …

  7. Binomial Probability Distribution on TI-89? - Math Help Forum

    Oct 10, 2009 · Hi there Where on Ti-89 do you find the Binomial Probability Distribution? I can't find the binompdf! thanks

  8. Why do people say that the electron probability cloud *is* the

    Mar 1, 2023 · The state of a particle (in most QM interpretations) is the wavefunction. The squared magnitude of the wavefunction is the probability distribution. So if you just know the …

  9. Probability of a stock reaching a target ? : r/algotrading - Reddit

    I routinely construct a probability distribution based on ~3 years of closes, and use that to calculate the probability of the strike being breached withing the DTE.

  10. Why doesn’t a normal distribution have a y-axis? - Reddit

    The probability of a single point is zero, and if you transform variables the pdf at corresponding points can change. For example on a uniform distribution on [-1,1] the pdf at 0 is 1/2. If we …