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Question
In the case of the test of independence, the number of degrees of freedom for the appropriate chi-square distribution is computed as
a. k-1
b. k-2
c. (r- 1)(c- 1)
d. rc-2
Answer
This answer is hidden. It contains 1 characters.
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b. the intersection of two events
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Q:
Which of the following statements is(are) always true?
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If A and B are mutually exclusive events with P(A) = 0.3 and P(B) = 0.5, thenP(A B) =a. 0.00b. 0.15c. 0.8d. 0.2
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The probability of the union of two events with nonzero probabilities
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d. None of the other answers is correct.