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Author Question: A businessman who is running for the vacant Mayoral seat with 88,000 registered voters conducts a ... (Read 77 times)

jerry coleman

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A businessman who is running for the vacant Mayoral seat with 88,000 registered voters conducts a survey. In the survey, 54.6 of the 1,200 registered voters interviewed say they planned to vote for him.
 
  Identify the population of interest and the sample in this survey.

Question 2

The speed of cars passing through a check point follows a normal distribution with a mean of 45 miles per hour and a standard deviation of 6 miles per hour. What is the probability that the next car passing will be exceeding 51 miles per hour?
 
  A) 0.9854
  B) 0.8413
  C) 0.7967
  D) 0.1587



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ebenov

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Answer to Question 1

The population of interest is the political choices of the 88,000 registered voters. The sample is the political choices of the 1,200 registered voters interviewed.

Answer to Question 2

D




jerry coleman

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Reply 2 on: Jun 24, 2018
:D TYSM


nothere

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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