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Author Question: The histogram of the age of the US population is best described as: 1.approximately normally ... (Read 47 times)

justinmsk

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on: Jul 24, 2018
The histogram of the age of the US population is best described as:
 
  1.approximately normally distributed
  2.right-skewed
  3.rectangular
  4.left-skewed

Question 2

Which of the following statements is a population proportion?
  1.A state census reports that 54 of the states citizens owns at least one dog.
  2.Out of 50 randomly-selected individuals, 19 indicated that they snore during sleep.
  3.The mean lifetime of all cell phone batteries is 11.3 hours.
  4.For a randomly-selected group of 20 computers running the Ubuntu operating system, the mean boot time was 28 seconds.
  5.None of these.


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jrpg123456

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

2

Answer to Question 2

1


justinmsk

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Reply 2 on: Jul 24, 2018
Gracias!

FergA

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Reply 3 on: Yesterday
Excellent

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