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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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pretty_yas pretty_yas
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6 years ago
If events A and B are not mutually exclusive, they may be either independent or dependent.
  Indicate whether the statement is true or false

Q. 2

Find P(0.31 < z < 1.31).

Q. 3

If events A and B are not mutually exclusive, they must be independent.
  Indicate whether the statement is true or false

Q. 4

Find P(1.21 < z < 1.37).

Q. 5

If the occurrence of one event does have an effect on the probability for occurrence of the other event, we say that the two events are dependent.
  Indicate whether the statement is true or false

Q. 6

Find P(z < 0.63).

Q. 7

P(A and B) = P(A) P(B) can be used as the definition of independence of events A and B.
  Indicate whether the statement is true or false

Q. 8

The random variable z is the standard normal score. Find the number k if P(k < z < k) = 0.3900.
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Katala169Katala169
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6 years ago
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pretty_yas Author
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#2
6 years ago
Now I'm convinced to ask more questions Slight Smile
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