Which statement is true about whether A and B are
independent events?
Information about the recycling drive at school is shown in
the table. Let A be the event that the item pulled out of the
recycling bin is a plastic bottle, and let B be the event that
a tenth grader recycled that item.
Aluminum Glass Plastic Total
Cans Bottles
80 30 40 150
Eleventh Grade
110
Twelfth Grade
50 140
Total
200 65 135 1400
Bottle
Tenth Grade
O A and B are independent events because P(AIB) = P(A).
O A and B are independent events because P(AIB) = P(B).
O A and B are not independent events because P(AB)
# P(A)
OA and B are not independent events because P(AIB)
#P(B)
50
45
04
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