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(Solved) MATH225 Week 3 A track and field coach wants to study the average 100-meter dash time of his team. A random selection of half the team has a mean time of 13 seconds.

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Question

A track and field coach wants to study the average 100-meter dash time of his team. A random selection of half the team has a mean time of 13 seconds. Is this mean considered a sample mean or a population mean, and which symbol would be used to denote it?

Select the correct answer below:

  • Population Mean μ
  • Sample Mean x¯¯¯

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