Probability

What is the probability of picking a king out of a standard deck of playing cards?

• 4/52

• 1/13

• 3/49

• 2/52

What is the missing probability from the spinner shown in the picture?

• 1/6

• 2/12

• 1/4

• 4/12

What is the probability of picking a blue marble out of a bag that has 24 marbles (6 blue, 3 purple, 10 red, and 6 orange)?

• 18%

• 6/24

• 3/12

• 25%

What is the probability of flipping heads after the coin had already landed on heads 3 times in a row?

• 0%

• 50%

• 100%

• 45%

What is the probability of picking a red or blue marble out of a bag that has 24 marbles (6 blue, 3 purple, 10 red, and 6 orange)?

• 2/3

• 4/24

• 3/4

• 18/24

How does probability of picking a certain item change when the sample size is doubled?

• The probability is doubled

• The probability is cut in half

• The probability remains the same

What is the missing probability from the spinner shown in the picture?

• 12.5%

• 3/16

• 25%

• 1/6

What is the probability of picking an ace out of a standard deck of cards after the following cards have already been picked?

King of Hearts

4 of Spades

Ace of Diamonds

7 of Hearts

Jack of Clubs

• 4/52

• 3/52

• 3/47

• 4/49

Jack spins the spinner above 12 times. His results are as follows:

3 orange, 4 green, 2 red, 3 purple.

Are his results an example of theoretical or experimental probability?

• Theoretical Probability

• Experimental Probability

What is the definition of theoretical probability?

• The chance that something will happen

• probability that is based on results from an actual experiment or event

• probability that is calculated mathematically based on what is expected

• The collection of all possible outcomes of an event