Compute the probability the sample mean is (Round z values to 2 decimal places and final answers to 4 decimal places):

Listed below are the 35 members of the Metro Toledo Automobile Dealers Association. We would like to estimate the mean revenue from dealer service departments. The members are identified by numbering them 00 through 34.

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We want to select a random sample of five dealers. The random numbers are: 5, 22, 43, 24, 34, 28, 46, 36, 68, 8, 30 and 2. Which dealers would be included in the sample? (Enter the numbers as they appear.)

 

 
 

 

c. What is the likelihood of selecting a sample with a mean of at least $116,000? (Round z value to 2 decimal places and final answer to 4 decimal places.)

 

  Probability                      
  The population mean is    Save & Exit Submit

8.

value:
10.00 points

 

A normal population has a mean of 77 and a standard deviation of 5. You select a sample of 48.

 

Compute the probability the sample mean is (Round z values to 2 decimal places and final answers to 4 decimal places):

 

a. Less than 76.

 

  Probability                       H0 and conclude that water consumption has .

 

e. Estimate the p-value.
   

 

 

  p-value is  
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  • 17.08.2016

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