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Author Question: What is the probability that a randomly-selected light bulb burns out in less than 1,500 hours? ... (Read 70 times)

corkyiscool3328

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on: Jun 24, 2018
What is the probability that a randomly-selected light bulb burns out in less than 1,500 hours?
 
  What will be an ideal response?

Question 2

The coefficient of determination cannot be negative.
 
  Indicate whether the statement is true or false


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sultana.d

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

P(X < 1500 ) = (1500 - 1200 )/(1600  1200 ) = 300/400 = 0.75

Answer to Question 2

TRUE


corkyiscool3328

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Reply 2 on: Jun 24, 2018
Wow, this really help

peter

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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