Use the Following Information to Answer Questions (1) - (4)

question 42

Multiple Choice

Use the following information to answer questions (1) - (4) . A sprint duathlon consists of a 5 km run, a 20 km
bike ride, followed by another 5 km run. The mean finish time of all participants in a recent large duathlon was
-What is the standard error for the mean finish time of 30 randomly selected participants in the 40-44 age group? Round to the nearest thousandth.

• A)0.046
• B)0.300
• C)0.250
• D)0.055

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