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Author Question: If P(A B ) = 0 and P(A ) 0, then which statement is false? A) Events A and B are dependent. B) ... (Read 79 times)

sc00by25

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on: Jul 25, 2018
If P(A  B ) = 0 and P(A )  0, then which statement is false?
 
  A) Events A and B are dependent.
  B) Events A and B are mutually exclusive.
  C) Events A and B have no sample points in common.
  D) Events A and B are independent.

Question 2

The probability that an individual is left-handed is 0.15. In a class of 60 students, what is the mean and standard deviation of the number of left-handed students? Round to the nearest hundredth when necessary.
 
  A) mean: 60; standard deviation: 2.77 B) mean: 9; standard deviation: 2.77
  C) mean: 9; standard deviation: 3 D) mean: 60; standard deviation: 3


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sarah_brady415

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Reply #1 on: Jul 25, 2018
Answer to Question 1

D

Answer to Question 2

B


sc00by25

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Reply 2 on: Jul 25, 2018
Gracias!

okolip

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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