Mathematics, 28.01.2022 22:30 bigg3826
A survey was taken of children between the ages of 3
and 7. Let A be the event that the person has 2
siblings, and let B be the event that the person does
not have a pet.
Which statement is true about whether A and B are
independent events?
Total
0
1
2
Siblings Sibling Siblings
3 or
More
Siblings
10
6
29
31
84
45
27
18
150
100
Has a Pet
Does Not
Have a Pet
Total
O A and B are independent events because P(AIB)
= P(A) = 0.18.
O A and B are independent events because P(AIB)
= P(A) = 0.4.
O A and B are not independent events because P(AIB)
= 0.4 and P(A) = 0.18.
O A and B are not independent events because P(AIB)
= 0.18 and P(A) = 0.4.
60
129
45
16
250
Answers: 3
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A survey was taken of children between the ages of 3
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