A jar contains 2 pink, 6 red, and 4 blue marbles. If you pick one marble without looking, what is the probability that the marble you pick will be red or blue?
5/6
1/2
1/3
1/6
2. Multiple Choice
1.5 minutes
1 pt
The chart below represents the number of marbles in a jar. P(green) =
5/19
10/28
5/14
3. Multiple Choice
1 minute
10 pts
A bag has 3 red marbles, 2 blue and 4 yellow. What is the theoretical probability of pulling a red?
3/10
3/9
1/9
1/3
4. Multiple Choice
30 seconds
1 pt
Experimental Probability is:
What Will happen
What actually happens
What should happen
What I think Happens
5. Multiple Choice
1.5 minutes
10 pts
What is the probability of flipping a coin and getting heads?
1/2
1/3
1/4
Never, Tails never fails.
6. Multiple Choice
1.5 minutes
1 pt
What is the probability of selecting an orange candy?
0%
25%
50%
100%
7. Multiple Choice
1 minute
1 pt
Determine the likelihood of the following event: Drawing a red card from a standard deck of cards
1/2
13/52
1/4
4/52
8. Multiple Choice
1 minute
1 pt
A bag contains 30 pieces of candy. There are 15 grape, 7 cherry, 3 lemon, 5 strawberry. What is the probability of drawing a lemon?
3
1/10
3/10
30%
9. Multiple Choice
1.5 minutes
1 pt
P(not A) = *Remember to simplify.*
6/8
3/4
2/8
1/4
10. Multiple Choice
1 minute
1 pt
Rolling a 15 on a number cube is
Impossible
Certain
Unlikely
Equally Likely
11. Multiple Choice
1 minute
1 pt
Clare picks a marble at random, puts it back, and then picks another marble at random.
Dependent
Independent
12. Multiple Choice
1 minute
1 pt
Clara picks a card at random, puts it back, and then picks another card at random.
Independent
Dependent
13. Multiple Choice
1 minute
1 pt
Pablo chooses a colored marble from a mixed bag and writes down the color. Pablo leaves it out and then draws another.
Independent
Dependent
14. Multiple Choice
1 minute
1 pt
Christopher picks a marble at random. Without putting the first marble back, he picks a second marble at random.
Independent
Dependent
15. Multiple Choice
1 minute
1 pt
A jar contains 4 white chips, 5 purple chips, and 1 black chip. Chips are selected randomly one at a time, and are not replaced. P(white, then purple, then black)
1/36
2/39
5/41
6/43
16. Multiple Choice
1 minute
1 pt
A box contains 5 purple marbles, 3 green marbles and 2 orange marbles. Draws are made without replacement.P(both marbles are purple)
2/9
1/3
1/2
1/4
17. Multiple Choice
1 minute
1 pt
During P.E. class, one team is picking softball gloves from the class bucket. Lindsey chooses a glove first, followed by Megan.
Dependent
Independent
18. Multiple Choice
1 minute
1 pt
Reid picks a card at random. Without putting the first card back, he picks a second card at random.
Dependent
Independent
19. Multiple Choice
1 minute
1 pt
Allie downloads a song from an online service. A few minutes later, a customer in another city searches for a song on the same site.
Dependent
Independent
20. Multiple Choice
1 minute
1 pt
Clara brings a box of donuts to work that contains one donut in each flavor. First the secretary chooses one. Then the office manager makes a selection.