At a coffee shop 55% of customers buy a coffee drink, 30% buy food, and 25% buy both coffee and food. What is the probability th
at a randomly chosen customer by either a coffee drink or food?
1 answer:
Answer:
85%
Step-by-step explanation:
with OR (as opposed to AND), you add probabilitites
with AND, you multiply them
P(coffee OR food) = .55 + .30 = .85
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