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Question
If we are testing for the equality of 3 population means, we should use thea. test statistic t
b. test statistics z
c. test statistic
2d. test statistic F
Answer
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C Biology
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Q:
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b. no
c. yes
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b. the sum of their probabilities must be equal to one
c. the probability of their intersection must be zero
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Q:
The multiplication law is potentially helpful when we are interested in computing the probability of
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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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a. can be any value between 0 to 1
b. must always be equal to 1
c. must always be equal to 0
d. can be any positive value
Q:
The probability of the union of two events with nonzero probabilities
a. cannot be less than one
b. cannot be one
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d. None of the other answers is correct.