Probability Rules 1
Quiz
•
Mathematics
•
12th Grade
•
Practice Problem
•
Hard
Standards-aligned
Alexandria Barrientes
Used 18+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An event has a 1/4 chance of occurring. What is the chance of it not occurring?
3/4
1/4
Can't find with this information
.14
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To find the probability of an event NOT occurring, what rule do we use?
The Addition Rule
The Subtraction Rule
The Complement Rule
The Multiplication Rule for Independent Events
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Event A has a 1/2 chance of occurring, Event B has a 1/2 Chance of occurring and they have a 1/4 chance of happening at the same time. What is the probability of Event A or Event B happening?
1
1/2
1/4
3/4
Answer explanation
You use the Addition rule of Non-ME Events
P(A or B)=P(A)+P(B)-P(A and B)
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Two events are _________ if they cannot happen at the same time
Tags
CCSS.HSS.CP.B.7
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Event A has a 5% chance of occurring, what is the chance of it NOT occurring?
50%
95%
90%
15%
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To find the probability of Event A OR Event B happening, what rule do we use?
Addition Rule
Multiplication Rule
Complement Rule
Subtraction Rule
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If we have non-mutually exclusive events, how does the addition rule change?
There is a part we have to multiply
There is a part we ahve to divide
There is an extra added part
There is an extra subtracted part
Tags
CCSS.HSS.CP.B.7
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