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20 questions
If you draw one card from a standard deck, what is the probability of drawing a 5 or a diamond?
2/52
4/52
4/13
26/52
Find the probability of choosing a card at random that is a spade OR a 7
1/52
1/13
4/13
17/52
The table above displays the 100 senators of the 112th U.S Congress on January 5, 2011, classified by political party affiliation and gender. A senator is selected at random from this group. Compute the following probability: The senator is a Democrat or a female.
.42
.56
.47
.53
The table above displays the 100 senators of the 112th U.S Congress on January 5, 2011, classified by political party affiliation and gender. A senator is selected at random from this group. Compute the following probability: The senator is an Democrat or an Independent.
.42
.53
.002
.50
A poll was taken of 121,973 people in the United States aged 15-44 to determine their health insurance status. The participants were classified by gender and by type of insurance coverage. The results were as follows. A person is selected at random. Compute the following probability: The person is female or has private insurance.
.8417
.0781
.7657
.6876
A poll was taken of 121,973 people in the United States aged 15-44 to determine their health insurance status. The participants were classified by gender and by type of insurance coverage. The results were as follows. A person is selected at random. Compute the following probability: The person has private insurance or medicaid.
.8417
.0781
.7657
.6876
A recent study of a metropolitan area found that 31% of people owned a SUV, 74% of people surveyed owned a car, and 10% owned both. What's the probability that a randomly chosen person owned a SUV or a car?
85%
95%
5%
15%
A
B
C
D
A
B
C
D
A
B
C
D
A
B
C
D
In the 10th grade Geometry classes, there are 60 boys and 70 girls. At this point in the semester, 12 boys and 14 girls have an A.
If a student is selected at random, what is the probability of choosing a boy or a student without an A?
0.75
0.89
0.10
1.26
In the 10th grade Geometry classes, there are 60 boys and 70 girls. At this point in the semester, 12 boys and 14 girls have an A in Geometry. If a student is selected at random, what is the probability of selecting a girl or a student with an A?
0.63
0.74
0.11
0.06
Joe has a number cube with sides labeled 1 through 6. He rolls the number cube twice. What is the probability that the sum of the two rolls is greater than 8 or at least one of the rolls is a 5?
0.58
0.44
0.75
0.66
Each digit 0-9 is written on a card using red ink. Each digit 0-9 is also written on a card using green ink. All the cards are combined and a single card is drawn at random. What is the probability that the card has the digit written in red ink, the number 8, or the number 5?
0.29
0.75
0.60
0.50
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