Simple Probability Independent and Dependent

P(Pizza|Senior):

• 15/10

• 4/5

• 10/15

• 10/5

P(Pizza ∩ Water) =

• 62/182

• 120/400

• 58/400

• 140/400

The outcome of one event does influence the outcome of the other event.

• mutually exclusive event

• probability

• dependent event

• simple probability

According to the two-way table, a person who plays an instrument is most likely to:

• Not play an instrument

• Not play a team sport

• Play a team sport

• All of the above

Find the probability of drawing a 10 from a standard deck of 52 cards.

• 4 out of 52

• 13 out of 52

• 13/52

• 4/52

Clara picks a marble at random, puts it back, and then picks another marble at random.

• Dependent

• Independent

Victor picks a card at random. Without putting the first card back, he picks a second card at random.

• Dependent

• Independent

The outcome of one event does not influence the outcome of the other event.

• independent event

• tree diagram

• simple event

• odds

Andrew picks one marble at a time from a box and replaces it. He repeats this process 25 times and records the results in the table. Based on the table, which color marble has an experimental probability of 1/5?

• Yellow

• Red

• Blue

• Green

Which event is not a dependent event?

• Picking 2 students to each be line leader and door holder from a group of 20 students

• Picking 2 marbles from a bag without replacing the first marble

• Picking 2 crayons from a box at the same time (simultaneously) 

• Picking an earring, replacing it, then picking a 2nd earring