# Basic probability

4 videos

1 skill

### Probability explained

VIDEO
8:18 minutes

We give you an introduction to probability through the example of flipping a quarter and rolling a die.

### Finding probablity example

VIDEO
2:56 minutes

In order to find the probability of picking a yellow marble from a bag, we have to first determine the number of possible outcomes and how then many of them meet our constraints.

### Finding probablity example 2

VIDEO
9:56 minutes

In this example we are figuring out the probability of randomly picking a non-blue marble from a bag. Again, we'll have to think about the possible outcomes first.

### Finding probablity example 3

VIDEO
2:11 minutes

Now we're working out the probability of randomly selecting a yellow marble from a bag of multi-colored marbles. Let's practice together.

### Simple probability

PRACTICE PROBLEMS

Find probabilities of events, such as rolling dice, drawing marbles out of a bag, and spinning spinners.