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Author Question: The term statistic refers to a population quantity, and the term parameter refers to a sample ... (Read 77 times)

genevieve1028

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on: Jun 24, 2018
The term statistic refers to a population quantity, and the term parameter refers to a sample quantity.
 
  A) True B) False

Question 2

A physical fitness association is including the mile run in its secondary-school fitness test. The time for this event for boys in secondary school is known to possess a normal distribution with a mean of 440 seconds and a standard deviation of 40 seconds. Between what times do we expect approximately 95 of the boys to run the mile?
 
  A) between 0 and 505.824 seconds B) between 345 and 535 seconds
  C) between 374.2 and 505.824 seconds D) between 361.6 and 518.4 seconds


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underwood14

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

B

Answer to Question 2

D


genevieve1028

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Reply #2 on: Jun 24, 2018
Thank you


underwood14

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Reply #3 on: Jun 24, 2018
No problemo


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