Author Question: The State Transportation Department wishes to estimate the mean speed of vehicles on a certain ... (Read 55 times)

pragya sharda

  • Hero Member
  • *****
  • Posts: 566
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

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

FALSE

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

Moriaki

  • Sr. Member
  • ****
  • Posts: 341

 

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

For a complete list of videos, visit our video library