Complementary Probability
Authored by Anthony Clark
Mathematics
7th Grade
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The sum of the probabilities of ______ is 1.
Independent Events
Simple Events
Complementary Events
Experimental Events
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If the probability of an event B is 0.6, what is the probability of its complementary event?
0.4
1.0
0.2
0.8
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What's the probability of the complement of spinning on black as a fraction?
1/4
7/8
8/8
1/8
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The probability of an event NOT occurring.
Probability
Sample Space
Liklihood
Complement
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How likely are you to NOT roll a 1 on a regular die? (Complement)
P' = 2/6
P' = 3/6
P' = 5/6
P' = 1/6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Event A has a probability of 0.3. What is the probability of the complement of Event A?
30%
3/100
7/100
0.7
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If 33% of the students at Harnett Central have a pet, then what is the probability of the complement of this event?
33%
77%
67%
50%
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