Statıstıcs I Deneme Sınavı Sorusu #839034
I. P(A+B) = P(A?B)P(B) this formula is called the multiplication rule.
II. A and B are statistically independent if and only if P(A+B) = P(A)P(B).
III. For A and B sets independence can also be denoted by P(A?B)
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Only I |
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Only II |
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I and II |
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I and III |
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II and III |
Yanıt Açıklaması:
I. P(A+B) = P(A?B)P(B) this formula is called the multiplication rule. (True)
II. A and B are statistically independent if and only if P(A+B) = P(A)P(B). (True)
III. For A and B sets independence can also be denoted by P(A?B). (False, P(A?B) denotes conditional probability for sets A and B.)
The answer is C.
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