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A sum greater than 9 A sum less than 4 or greater than 9 A sum that is divisible

ID: 3150032 • Letter: A

Question

A sum greater than 9 A sum less than 4 or greater than 9 A sum that is divisible by 4 A sum of 14 A sum less than 13 Budget Rental Cars Cheap Rentals has nothing but budget cars for rental. The probability that a car has air conditioning is 0.5, and the probability that a car has a CD player is 0.37. The probability that a car has both air conditioning and a CD player is 0.06. What is the probability that a randomly selected car has neither air conditioning nor a CD player? Breakfast Drink In a recent survey, 18 people preferred milk, 29 people preferred coffee, and 13 people preferred juice as their primary drink for breakfast. If a person is

Explanation / Answer

Solution : 7

P(neither AC nor CD player)
= 1 - P(complement of (neither AC nor CD player))
= 1 - P(AC or CD player)
= 1 - (P(AC) + P(CD player) - P(AC and CD player))
= 1 - (0.5 + 0.37 - 0.06)
= 1 - 0.81
= 0.19

Hence, the probability that a randomly selected car has neither air conditioning nor a CD player is 0.19

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