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Author Question: A simple random sample is selected in a manner such that each possible sample of a given size has an ... (Read 91 times)

jasdeep_brar

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on: Jun 24, 2018
A simple random sample is selected in a manner such that each possible sample of a given size has an equal chance of being selected.
 
  Indicate whether the statement is true or false

Question 2

A contract calls for the strength of a steel rod to stand up to pressure of 200 lbs per square inch on average. The contract also requires that the variability in strength for individual steel rods be no more than 5 pounds per square inch.
 
  If a random sample of n = 15 rods is selected and the sample standard deviation is 6.7 pounds, the test statistic is approximately 2 = 25.138. Indicate whether the statement is true or false


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meryzewe

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

TRUE

Answer to Question 2

TRUE


jasdeep_brar

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Reply 2 on: Jun 24, 2018
Gracias!

atrochim

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

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