15-11-2016
Mathematics

contestada

If the probability of an event happening is x, what is the probability of the event not happening?

A.-x
B.1-x
C.x-1
D.0

Respuesta :

texaschic101 texaschic101

15-11-2016

B. 1 - x <=== ur answer

think about it...lets say the probability of something happening is 30%...then the probability of it not happening is (100% - 30%) = 70%

so the probability of something happening is x, then the probability of it not happening is : 1 - x

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