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Mathematics, 08.08.2019 00:30 Cassandoo

Apolice office uses a machine called lidar to measure a person’s speed with lasers and infrared beams. if the lidar is correct 99.9% of the time (although much higher in reality), complete the table below for the estimated drivers in the city of indianapolis. let us consider that only 30% of drivers are actually speeding on the roads.
lidar reads positive
lidar reads negative
total
person is actually speeding
person is not speeding
total
590,000
if the lidar says you were not speeding, what are the chances you got away with actually speeding?
what is the probability that you were falsely accused of speeding given you were not actually speeding?
given that you were speeding, what are the chances you were measured as a positive result on the lidar?

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Apolice office uses a machine called lidar to measure a person’s speed with lasers and infrared beam...
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