Question

The following table lists the purchase probabilities of cars corresponding to their type of engine (4-Cylinder or 6-Cylinder) and Octane rating (87, 90, 92). Use the table to answer the following:

1. What is the probability of purchasing a 6-Cylinder engine car given that the car uses Octane-90 gas?
2. What is the probability of purchasing a car that uses Octane-92 gas given it has a 4-Cylinder engine?
3. What is the probability of purchasing a car that uses Octane-90 or higher given that it has a 6-Cylinder engine?

	O87	O90	O92
4Cylinder	0.40	0.03	0.07
6Cylinder	0.34	0.08	0.08

Answer 1

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