Ive been waiting for answers for a while now, this will be the last rime i ask. Could someone please give me some answers to this question?

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The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

What describes horizontal cross section of the right rectangle 6m 8m 5m