Author Question: The State Transportation Department wishes to estimate the mean speed of vehicles on a certain ... (Read 121 times)

pragya sharda

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The State Transportation Department wishes to estimate the mean speed of vehicles on a certain stretch of highway. They wish to estimate the mean within 0.75 mph and they wish to have a confidence level equal to 99 percent.
 
  Based on this information only, they can determine that the required sample size is 320 vehicles. Indicate whether the statement is true or false

Question 2

Identify the expression that explains the cash limitation.
 
  A) 27,500X1 + 41,500X2 + 12,000X3 + 24,500X4 + 61,000X5  150,000
  B) 90,000X1 + 110,000X2 + 75,000X3 + 70,000X4 + 100,000X5  150,000
  C) 27,500X1 + 41,500X2 + 12,000X3 + 24,500X4 + 61,000X5  150,000
  D) 90,000X1 + 110,000X2 + 75,000X3 + 70,000X4 + 100,000X5  150,000



Moriaki

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Answer to Question 1

FALSE

Answer to Question 2

A



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Moriaki

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