If the probability of an event occurring is x, what is the probability of the...

MATHEMATICS

WAEC 2007

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

A. 1 - x
B. x - 1
C. 0
D. \(\frac{1}{x}\)

Correct Answer: A. 1 - x

Explanation

If p is the probability of an event happening(occurring) and the probability of an event not occurring is p¹ then p + p¹ = 1

p¹ = 1 - p

x¹ = 1 - x

Previous Next

Back to WAEC 2007 Questions

Post an Explanation Or Report an Error

If you see any wrong question or answer, please leave a comment below and we'll take a look. If you doubt why the selected answer is correct or need additional more details? Please drop a comment or Contact us directly. Your email address will not be published. Required fields are marked *