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CBSE Class 10 Maths (Basic) 2024 · Paper 430/4/1 · Question 3

Probability 1 mark Easy

Which of the following relationship is correct ?

(a) $P (E) = 1 + P (\overline{E})$
(b) $P (\overline{E}) - P (E) = 1$
(c) $P (E) + P (\overline{E}) = 1$
(d) $P (E) = 2 P (\overline{E})$

Answer

(c)

P (E) + P (\overline{E}) = 1

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