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Uniform Distribution

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The diagram represents a continuous uniform distribution of lengths of statistic classes. I need to find the probability of a class of length less than 48.5 minutes. Can you please show how we arrive at that answer?

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The solution gives step-by-step information on how to find the probability of a class length using the diagram provided (see attachment).

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If you're ever given a diagram like this one, the probability of a score being less than a given number is equal to the area of the diagram to the left of that number. So, in this case, you want to find the area ...

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