Identify independent and dependent events
Key Notes:
- Two events are dependent if the outcome of the first event can affect the outcome of the second event.
Learn with an example
✈️ Victor and Brian are picking teams for a game of basketball. Victor chooses first, and then it is Brian’s turn to pick.
✈️ Are these two events dependent or independent?
- dependent
- independent
- The two events are dependent. Victor’s choice affects which students are left for Brian to pick.
✈️ Volunteers are signing up for different jobs at a charity event. Baldwin chooses a position and then Alan selects one.
✈️ Are these two events dependent or independent?
- dependent
- independent
- The two events are dependent. Baldwin’s choice affects which jobs are left for Alan to choose from.
✈️ Latrell picks a card at random. Without putting the first card back, he picks a second card at random.
| 1 | 2 | 3 |
✈️ Are these two events dependent or independent?
- dependent
- independent
- The two events are dependent. Latrell does not put the first card back, so his first pick affects which cards are left for his second pick.
Let’s practice!🖊️
