Given the following equations, at which point will the graphs intersect? f(x) = 5.2 +1
9(x) = - 2x + 15
(1, 15)
(-2,-9)
(2.11)
(0,0)

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