Virtual Nerd: How Do You Find Conditional Probability?

Probability is useful when solving everyday problems. Watch this tutorial to see how to find the probability of the complement of an event using gummy worms. [5:36]

View this tutorial and see how to figure out the probability of independently drawing certain cards from a deck. [5:54]

Review for your SAT by brushing up on Venn diagrams. Watch this video on how to find the union and intersection of sets. [1:58]

Review for the SAT by reviewing how to figure out if the values in a replacement set are part of a solution set to an inequality. Watch this video for an example. [2:03]

Go back to the basics and review how to find the square root of a perfect square. This video will walk you through the process and provide examples. [1:59]

Review how to use the product of powers rule to simplify an expression. This tutorial will walk you through the process and show you examples. [3:22]

Watch how to simplify an expression using the quotient of powers rule. This tutorial will explain the process and show examples. [2:58]

How do you simplify expressions that have negative exponents? This video will walk you through the process and provide examples. [3:39]

A bag contains marbles of different colors. You put your hand in the bag to grab a marble. What are your chances of picking a given color? Learn how to set up this probability word problem and then solve it.

Relative frequency is how often something happens divided by all the outcomes. Watch this tutorial to learn all the steps needed to find the relative frequency. [3:25]