Clare picks a marble at random, puts it back, and then picks another marble at random.
Dependent
Independent
2. Multiple Choice
30 seconds
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
3. Multiple Choice
15 minutes
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
4. Multiple Choice
45 seconds
10 pts
Probability can be written as ...
a fraction
a decimal
a percent
all of the above
5. Multiple Choice
2 minutes
1 pt
P(Pizza|Senior): (simplify)
10/15
4/5
2/3
10/5
6. Multiple Choice
15 minutes
1 pt
You pick a marble from this bag. What is the probability you will choose either a black or white marble?
3/5
9/100
1/10
2/5
7. Multiple Choice
1 minute
1 pt
The tree diagram shows the outcomes of rolling a die and flipping a coin. What is the probability of rolling a number higher than 3 and flipping a tails?
1/12
2/12
3/12
4/12
8. Multiple Choice
1 minute
1 pt
P(B or E) = *Remember to simplify.*
1/2
1/4
1/8
4/8
9. Multiple Choice
2 minutes
1 pt
For Titanic Passengers, Find P(Survived|First Class)
0.092
0.286
0.625
0.675
10. Multiple Choice
30 seconds
1 pt
Classify each pair of events as dependent or independent. Roll a number cube. Then toss a coin.
Independent
Dependent
11. Multiple Choice
5 minutes
1 pt
What is the probability of rolling a 2 on a diceANDpulling a spade out of a deck of cards?
1 ⁄ 10
1 ⁄ 12
1 ⁄ 24
1 ⁄ 6
12. Multiple Choice
1 minute
1 pt
Which formula do you use when two events are mutually exclusive?
P(A or B) = P(A) + P(B)
P(A or B) = P(A) + P(B) - P(both)
P(A and B) = P(A) * P(B)
P (A and B) = P(A) * P(B|A)
13. Multiple Choice
3 minutes
1 pt
A die is rolled. What is the probability of rolling a 5 or a number greater than 3?