Independent Events

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.  P(green, black)

• 3/20
• 1/4
• 3/31
• 2/27

Find the probability of selecting a black checker from a bag of 6 black and 4 red checkers, replacing it and selecting another black. 

• 9/25
• 1/4
• 2/23
• 3/41

Find the probability of flipping a heads on a coin, and then getting the color yellow on a spinner with 6 colors. 

• 1/12
• 2/9
• 3/7
• 7/19

Jim picks a diamond out of a deck of cards, replaces it and gets a diamond again. What is the probability this happened. (There are 13 diamonds, and 52 cards in a deck)

• 1/16
• 2/13
• 4/17
• 1/21

Find the probability of drawing a red checker from a bag of 9 black and 6 red, replacing it and then drawing another red.

• 4/25
• 2/27
• 3/43
• 9/22

Lisa flipped the same coin 3 times. What is the probability she obtained all tails?

• 1/2
• 1/4
• 1/16
• 1/8

You roll a pair of number cubes (dice). Which equation represents how to find the probability of rolling a 2 and an odd number?
P(2, then odd)

• ⅙ x ½ = 1/12
• ⅙ + ½ = 2/8
•  ½ x ½ = 1/4
• ⅓ + ½ = 5/6

A coin is tossed and then the spinner is spun. Determine the probability that you toss Heads and spin a Red.

• 1/6
• 1/10
• 0
• 1/12

A bag contains 2 blue marbles, 3 black marbles, and 5 red marbles. Mrs. Grow picks one marble, replaces it, then picks another. What is the probability of them both being blue?
P(blue and blue) 

• 1/25
• 1/5
• 1/20
• 2/5

Is the following compound event independent or dependent
P(1 and A)

• Independent
• Dependent