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Develop probability distributions: Empirical probabilities

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Mikel runs his own business — he takes small groups of tourists on day-long tours of the city where he lives. He'll take up to 4 people at a time on a tour.
Mikel tracked how many people came on his tour in the last 200 days:
# of people01234
Based on these results, which graph represents an approximate probability distribution of the number of people on a random tour?
Choose 1 answer: