Which of the following cannot be the probability of an event?

A. B. –1.5


C. 15% D. 0.7


We know that probability of an event (E) is either greater than or equal to 0 and always less than or equal to one. This shows that the probability of an event can never be negative or greater than 1.

Hence,


Out of the given alternatives, -1.5 cannot be a probability of an event as it is negative which is not possible.


Hence, (B)


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