Probability Addition Rule Mutually Exclusive

When rolling a single six-sided die, are the events of rolling an even number and an odd number mutually exclusive?

• Yes, these are Mutually Exclusive (no overlap).

• No, these are NOT Mutually Exclusive (overlap).

If a spinner is numbered 1 – 8, are the events of spinning an even number and a number less than 4 mutually exclusive?

• Yes, these are Mutually Exclusive (no overlap).

• No, these are NOT Mutually Exclusive (overlap).

If a spinner is numbered 1 – 8, are the events of spinning an odd number and spinning an "8" mutually exclusive?

• Yes, these are Mutually Exclusive (no overlap).

• No, these are NOT Mutually Exclusive (overlap).

If you roll a single six-sides die, what is the probability of getting an odd number or a "4"?

• 2/3

• 1/3

• 1/2

• 1/6

Is rolling an odd number and rolling an even number on a normal six-sided die mutually exclusive?

• Yes, these are Mutually Exclusive (no overlap).

• No, these are NOT Mutually Exclusive (overlap).

Which of the following shows how to determine P(football or basketball)?

Hint: Addition Rule

What are mutually exclusive events?

• Events that can happen at the same time.

• Events that cannot happen at the same time.

• Events that add up to 100%

• Events that are very special.

What is the probability of getting a milk chocolate or a dark chocolate?

• 3/4

• 1/2

• 1/15

• 3/10

When rolling a single six-sided die, what is the probability of rolling an even number or a "5"?

• 1/2

• 5/6

• 2/3

• 1/12

Two events are _________ if they cannot happen at the same time