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Mathematics, 04.06.2020 12:59 notseansafe
Some researchers claim there is an association between taking vitamins and gaining weight. They took a random sample of people living in Boston, Massachusetts, and recorded whether they took vitamins and whether they gained weight. The results are shown in the following two-way table:
Has Gained WeightHas Not Gained Weight
Does not take vitamins5219
Takes one vitamin per day3549
Takes more than one vitamin per day7280
If a person is chosen at random, what is the probability that he or she has gained weight, given that he or she takes more than one vitamin per day?
0.42
0.45
0.47
0.50
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Some researchers claim there is an association between taking vitamins and gaining weight. They took...
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