(Answered) Let x be the number of days per year that the level of air

Statistics

Let x be the number of days per year that the level of air pollution exceeds the standard in a certain city. The probability distribution of x is given by:

Find the probability that the standard is exceeded on at least one day.

x 0, 1, 2, 2, 3

p(x) 0.33, 0.38, 0.19, 0.06, 0.04

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