Concept explainers
Multiple Births The number of multiple births in the United States for a recent year indicated that there were 128,665 sets of twins, 7110 sets of triplets, 468 sets of quadruplets, and 85 sets of quintuplets. Choose one set of siblings at random.
a. Find the
b. Find the probability that it represented quads or quints.
c. Now choose one baby from these multiple births. What is the probability that the baby was a triplet?
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Elementary Statistics: A Step By Step Approach
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