Mathematics, 01.04.2020 01:48 PrincessKeliah5538
Some researchers claim there is an association between owning a dog and developing a flea infestation at home. They took a random sample of people living in St. Louis, Missouri, and recorded whether they had a dog and whether they had a flea infestation in their home. The results are shown in the following two-way table:
Has Flea Infestation Does Not Have Flea Infestation
Doesn’t have a dog. 8. 350
Has one dog. 12. 140
Has more than one dog. 17. 10
If a person is chosen at random, what is the probability that he or she does not have a flea infestation at home, given that he or she has one dog?
A) 0.02
B)0.142
C)0.63
D) 0.921
Answers: 1
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Mathematics, 21.06.2019 17:30
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Mathematics, 21.06.2019 19:30
For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?
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Some researchers claim there is an association between owning a dog and developing a flea infestatio...
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