Conditional Probability and Multiplication Rule

Quiz
•
Mathematics
•
12th Grade
•
Hard
Anthony Clark
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A new credit card has been issued to 2000 customers. Of these customers, 1500 hold a Visa, 500 hold an AA card, and 40 hold a Visa and AA card. Find the probability that a random chosen customer holds an AA, given they hold a Visa.
.0267
37.5
.02
.3333
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
P(Sandals|Pants):
4/20
6/15
1/2
2/7
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A jar contains black and white marbles. Two marbles are chosen without replacement. The probability of selecting a black marble and then a white marble is 0.34, and the probability of selecting a black marble on the first draw is 0.47. What is the probability of selecting a white marble on the second draw, given that the first marble drawn was black?
16%
1.38%
72.3%
Not enough information
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
45% total of the children in a school have a dog, 30% total have a cat, and 18% have a dog and cat. What percent of those who have a cat also have a dog?
60%
40%
24%
1.7%
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
P(Pizza|Senior):
10/15
4/5
2/3
10/5
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Given P(A) = .8 and P( B| A) = .3, find P( A and B).
2.6
.12
.24
.38
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The weather forecaster predicted it will be 4/5 chance of rain for Monday and 2/3 chance of rain for Tuesday. What is the probability it will rain both days?
1/2
20/15
8/15
6/8
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