Using it's concept, it is found that the probability of a person being over 20 years old and preferring strawberry ice cream is of 12%.
A probability is given by the number of desired outcomes divided by the number of total outcomes.
In this problem, there are 8 + 10 + 6 + 8 + 6 + 12 = 50 people, and of those, 6 are over 20 years old and prefer strawberry ice cream, hence the probability is given by:
p = 6/50 = 0.12 = 12%.
More can be learned about probabilities at https://brainly.com/question/14398287
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