Statıstıcs I Deneme Sınavı Sorusu #836455
The probability of an event A is 0.6, the probability of an event B is 0.3. The probability that neither A nor B occurs is 0.25. What is the probability that both A and B occurs?
|
0.35 |
|
0.30 |
|
0.25 |
|
0.20 |
|
0.15 |
Yanıt Açıklaması:
P(A or B) = 1 – 0.25 = 0.75 P(A and B) = P(A) + P(B) – 0.75 = 0..6 + 0.3 – 0.75 = 0.15 . pg. 138. Correct answer is E.
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