Addition Rule Probability

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%

Tags

CCSS.HSS.CP.A.5

When rolling a single die, the events of rolling an even number and rolling a ‘5’ are mutually exclusive.

• True

• False

Tags

CCSS.HSS.CP.A.1

When rolling a single die, the events of rolling an odd number and rolling a prime are mutually exclusive.

• True

• False

Tags

CCSS.HSS.CP.A.1

If you are picking a card randomly from a deck of cards, the events of picking a jack and picking a heart are ...

• Mutually Exclusive

• Overlapping

Tags

CCSS.HSS.CP.A.1

If you are picking a card randomly from a deck of cards, the events of picking an ace and picking a ‘3’ are ...

• Mutually Exclusive

• Overlapping

Tags

CCSS.HSS.CP.A.1

When rolling a single die, the events of rolling an odd number and rolling a prime number are ... (hint: prime numbers are 2, 3, 5)

• Mutually Exclusive

• Overlapping

Tags

CCSS.HSS.CP.A.1

When rolling a single die, the events of rolling an even and an odd number are ...

• Mutually Exclusive

• Overlapping

Tags

CCSS.HSS.CP.A.1

If a spinner is numbered 1 – 8, when you spin it the events of spinning an even number and a number less than 4 are ...

• Mutually Exclusive

• Overlapping

Tags

CCSS.HSS.CP.A.1

Which of the following shows how to determine P(shaded number or number less than five)?

• 4/8 + 4/8 - 2/8
• 4/9 + 2/8 - 4/8
• 4/8 + 6/8 + 2/8
• 2/8 + 4/8 - 4/8

Tags

CCSS.HSS.CP.B.7

Which of the following shows how to determine when a die is rolled P(multiple of 2 or a multiple of 3)?

• 2/6 + 1/6 - 3/6
• 4/6 + 2/6 - 1/6
• 3/6 + 2/6 - 1/6
• 5/6 + 1/6 - 3/6

Tags

CCSS.HSS.CP.B.7