Probability & Statistics

There are 9 orange marbles and 4 green marbles in a bag. One marble is selected at random. What is the probability of NOT selecting a green marble?

• 9 orange marbles
• 4 green marbles

Choose the best answer.

• 3/4
• 69.2%
• 13/9
• 9/13
• 4/13

There are 3 green beads and 10 purple beads in a bag. One bead is selected at random. What is the probability of NOT selecting a green bead?

• 3 green beads
• 10 purple beads

Choose the best answer.

• 13/10
• 3/13
• 76.9%
• 10/13
• 5/6

There are 10 orange counters and 4 blue counters in a bag. One counter is selected at random. What is the probability of NOT selecting a orange counter?

• 10 orange counters
• 4 blue counters

Choose the best answer.

• 7/2
• 2/7
• 5/7
• 28.6%
• 4/13

There are 3 purple buttons and 6 red buttons in a bag. One button is selected at random. What is the probability of NOT selecting a red button?

• 3 purple buttons
• 6 red buttons

Choose the best answer.

• 3/8
• 1/3
• 2/3
• 3
• 33.3%

There are 9 black stickers and 6 green stickers in a bag. One sticker is selected at random. What is the probability of NOT selecting a green sticker?

• 9 black stickers
• 6 green stickers

Choose the best answer.

• 5/3
• 60%
• 2/5
• 3/5
• 9/14

There are 10 white marbles and 3 orange marbles in a bag. One marble is selected at random. What is the probability of NOT selecting a white marble?

• 10 white marbles
• 3 orange marbles

Choose the best answer.

• 10/13
• 1/4
• 3/13
• 13/3
• 23.1%

There are 4 black marbles and 2 blue marbles in a bag. One marble is selected at random. What is the probability of NOT selecting a black marble?

• 4 black marbles
• 2 blue marbles

Choose the best answer.

• 33.3%
• 2/5
• 1/3
• 3
• 2/3

There are 12 green buttons and 6 orange buttons in a bag. One button is selected at random. What is the probability of NOT selecting a green button?

• 12 green buttons
• 6 orange buttons

Choose the best answer.

• 33.3%
• 3
• 6/17
• 1/3
• 2/3

There are 4 green tiles and 5 yellow tiles in a bag. One tile is selected at random. What is the probability of NOT selecting a yellow tile?

• 4 green tiles
• 5 yellow tiles

Choose the best answer.

• 5/9
• 44.4%
• 4/9
• 9/4
• 1/2

There are 10 orange tiles and 6 yellow tiles in a bag. One tile is selected at random. What is the probability of NOT selecting a yellow tile?

• 10 orange tiles
• 6 yellow tiles

Choose the best answer.

• 3/8
• 62.5%
• 8/5
• 5/8
• 2/3

There are 12 white buttons and 2 red buttons in a bag. One button is selected at random. What is the probability of NOT selecting a red button?

• 12 white buttons
• 2 red buttons

Choose the best answer.

• 12/13
• 6/7
• 1/7
• 85.7%
• 7/6

There are 4 yellow tiles and 4 green tiles in a bag. One tile is selected at random. What is the probability of NOT selecting a yellow tile?

• 4 yellow tiles
• 4 green tiles

Choose the best answer.

• 2
• 1/2
• 50%
• 4/7