Calculating Probability Independent and Dependent and Mutual

Spinning a spinner to get a number greater than 5 on a spinner 1 to 8 and tossing a tail on a coin.

• Independent

• Dependent

There are 15 boys in a class with 14 girls. Find the probability of selecting a girl then a boy

• 15/58

• 18/33

• 2/29

• 1/29

Bag A contains 9 red marbles and 3 green marbles. Bag B contains 9 black marbles and 6 orange marbles. Find the probability of selecting one green marble from bag A and one black marble from bag B.

• 3/20

• 1/4

• 3/31

• 2/27

You are playing a game of scrabble. The tiles shown are dropped in a bag. You need to choose two tiles. What is the probability of choosing an "E", keeping it, and then choosing a "H"?

• 4/15

• 1/70

• 1/75

• 1/225

What is the probability of randomly selecting a stripped marble, replacing it, and then selecting a solid marble?

• 40%

• 60%

• 24%

• 22%

Find P(striped marble with replacement, then another striped marble).

• 10%

• 16%

• 40%

• 50%

You are playing a game of scrabble. The tiles shown are dropped in a bag. What is the probability of randomly selecting an "A"?

• 1/15

• 4/15

• 1/3

• 2/3

There are 4 white marbles, 6 red marbles, and 2 blue marbles. Once a marble is selected, it is not replaced. Find the probability of selecting 2 blue marbles.

• 1/2

• 1/36

• 1/6

• 1/66

Find P(red marble with replacement, then black marble).

• 2%

• 10%

• 20%

• 25%

You spin the spinner two times. Find P(blue, then yellow).

• 4/45

• 2/25

• 3/5

• 2/3