[Answered] What is the probability that a randomly-selected light bulb burns out in less than 1,500 hours? ...

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corkyiscool3328

Hero Member
Posts: 539

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

Sr. Member
Posts: 320

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

Member
Posts: 539

Reply 2 on: Jun 24, 2018

Thanks for the timely response, appreciate it

miss.ashley

Member
Posts: 371

Reply 3 on: Yesterday

Great answer, keep it coming

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