Probability Cheat Sheet Pdf

Successfully working your way through probability problems means understanding some basic rules of probability along with discrete and continuous probability distributions.

Probability cheat sheet pdf. By the fundamental theorem of calculus to get from pdf back to cdf we can integrate. The pdf f is the derivative of the cdf f. What is the probability density function pdf. Probability for dummies cheat sheet.

Probability cheat sheet distributions unifrom distribution notation u a b cdf x a b a for x2 a b pdf 1 b a for x2 a b expectation 1 2 a b variance 1 12 b a 2 mgf etb eta t b a story. Use some helpful study tips so you re well prepared to take a probability exam. The upshot of this is that formulas for discrete r v s. Chance how likely something an event is to happen big takeaway probabilities can give you an indication of what is likely to happen but they cannot tell you what will happen.

Check out his notes if you re interested in a more detailed version of the. Continuous probability density functions quantitative probability density function pdf mean standard deviation normal distribution. Probability cheat sheet probabilities. Cheat sheet probability for dummies from probability for dummies by deborah rumsey successfully working your way through probability problems means understanding some basic rules of probability along with discrete and continuous probability distributions.

Introduction to probability access the cheatsheet. The probability formula sheet summarizes important probability probability concepts formulas and distributions with figures examples and stories. Probability density functions cheat sheet 30 may 2016. Here s an example probability tells us that when you flip a coin you have a 50 chance of hitting.

Probability cheat sheet pdf access the latex file and the github repo. All intervals of the same length on the distribution s support are equally probable. F x z x 1 f t dt 4 2 0 2 4 0 00 0 10 0 20 0 30 x pdf 4 2 0 2 4 0 0 0 2 0 4 0 6 0 8 1 0 x cdf. F0 x f x a pdf is nonnegative and integrates to 1.

From probability for dummies. Probability that it takes a specific amount of trials to get a success. Pdf kx 1e x k i x 0 k. For these one defines a probability density function pdf via p x dx p x x x dx which has to hold in the limit dx 0.

There will be a. Max wang s stat 110 notes are another summary of the material in the class much more detailed than the contents of the cheatsheet. This is an 10 page probability cheatsheet compiled from harvard s introduction to probability course taught by joe blitzstein.