Probability

In this video, Salman Khan of Khan Academy explains probability. Part 8 of 8.

This video includes sample exercises and step-by-step explanations of functions, combinations, and probability for the California Standards Test.

calculating independent and dependent events

A math teacher is randomly distributing 15 rulers with centimeter labels and 10 rulers without centimeter labels. What is the probability that the 1st ruler she hands out will have centimeter labels and the 2nd ruler will not have labels? On a certain day the chance of rain is 80% in SF and 30% in Sydney. Assume that the chance of rain in the two cities is independent. What is the probabilty that it will not rain in either city? A box contains 7 large red marbles, 5 large yellow marbles, 3 small red marbles, and 5 small yellow marbles. If a marble is drawn at random, what is the probabilty that it is yellow, given that it is one of the large marbles?

The probability of winning a carnival game is 15%. Elaine plays 10 times Find the probability taht elaine will win 2 times find the probability that elaine will win at least 2 times

A helpful scientific calculator that runs in your web browser window.

This video includes sample exercises and step-by-step explanations of functions and probability for the California Standards Test.

In this video, Salman Khan of Khan Academy explains probability density functions.

In this video, Salman Khan of Khan Academy explains probability. Part 3 of 8.

In this video, Salman Khan of Khan Academy explains probability. Part 2 of 8.