1. 12.5 Independent and Dependent Events

2. Event A: We select a student to do the noontime activity.
Independent Events- one event does not affect the other.
Dependent Events- one event does affect the other.
Event A: Teacher sends a student outside, from a table.
Event B: Teacher sends a student outside, from another table.
Are the events independent or dependent?
Event A: We select a student to do the noontime activity.
Event B: We select a student to be backup person for the noontime activity.
Are the events independent or dependent?

3. A coin is flipped two times. Event A: The first flip lands heads.
Tell whether the events are independent or dependent.
A coin is flipped two times.
Event A: The first flip lands heads.
Event B: The second flip lands tails.
Are the events independent or dependent?
A jar contains 3 green and 3 red marbles. You
randomly choose one marble. Without replacing
the marble, you choose another marble.
Event A: The first marble is red.
Event B: The second marble is green.
Are the events independent or dependent?

4. Probability of Independent Events

5. You roll a cube once and then roll it again
You roll a cube once and then roll it again. What is the probability that you get a 1 on the first roll and a even number on the second roll?

6. Probability of Dependent Events

7. You select a letter from random with our replacing it, you select a second letter.
PRE ALGEBRA
What is the probability of selecting an E then A.

8. Homework
Workbook Page 103 (1-17) all