Mathematics, 23.09.2019 18:30 SithLeo
Agroup of asu sustainability students took 200 water samples from groundwater in different places in the phoenix valley. they test those samples for a certain chemical. the test is not 100% correct. if the sample contains the chemical, the test shows a positive test results 97% of the time. if the sample does not contain the chemical, it give a negative result 89% of the time. if 15 groundwater samples contain chemicals, what is the probability the sample contains a chemical if you have a positive test return for the sample?
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Which inequality comparing two of the expressions is true when 0.7 < x < 0.9
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Tony is charged $ 50 and additional $0.15 per miles for renting a car. a) represent the cost of renting a car with an equation,and the determine the cost if he drove it70 miles.b) what would be the cost of a car rental if the car was driven 250 miles? show work
Answers: 1
Agroup of asu sustainability students took 200 water samples from groundwater in different places in...
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