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Author Question: The test statistic that is used when testing hypotheses about the difference between two population ... (Read 51 times)

jCorn1234

  • Hero Member
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  • Posts: 545
on: Jun 24, 2018
The test statistic that is used when testing hypotheses about the difference between two population proportions is the t-value from the t-distribution.
 
  Indicate whether the statement is true or false

Question 2

It is assumed that the time failures for an electronic component are exponentially distributed with a mean of 50 hours between consecutive failures.
 
  Based on this information, what is the probability that a randomly selected part will fail in less than 10 hours?A) About 0.82
  B) About 0.20
  C) About 0.33
  D) About 0.18


Sarahjh

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

FALSE

Answer to Question 2

D


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