Hi,

p = .07, n = 19

Using TI ****(highly recommended for cumulative probabilities

P(x ≥ 2) = 1 – binomcdf(19, .07, 1)

Or

Using  

P(x ≥ 2)= 1 -P(0) - P(1)= 1 - .93^19 - 19(.07)^1(.93)^18 

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