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Author Question: Bianca wants to become a police officer. She must pass a physical exam and then a written exam. ... (Read 630 times)

kodithompson

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on: Jul 24, 2018
Bianca wants to become a police officer. She must pass a physical exam and then a written exam. Records show the probability of passing the physical exam is 0.75 and that once the physical is passed the probability of passing the written exam is 0.60 . What is the probability that Bianca passes both exams?

Question 2

The unit of measure for the standard score is the same as the unit of measure of the data.
  Indicate whether the statement is true or false


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leahm14

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Reply #1 on: Jul 24, 2018
Answer to Question 1

Let A represent passing physical exam and B represent passing written exam.
P(A) = 0.75, and P(BA) = 0.60 . Then, P(A and B) = P(BA) P(A) = (0.60)(0.75) = 0.45

Answer to Question 2

F


kodithompson

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Reply #2 on: Jul 24, 2018
TY


leahm14

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Reply #3 on: Jul 24, 2018
You're welcome


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