STATISTICAL TECHNIQUES AND TOOLS
CONFIDENCE INTERVALS
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Question
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The football coach randomly selected ten players and timed how long each player took to perform a certain drill. The times (in minutes) were:13.2, 5.1, 7.5, 8.0, 12.7, 7.6, 13.8, 14.5, 7.7, and 10.5. Determine a 95 percent confidence interval for the mean time for all players.
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(2.30, 7.82)
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(7.82, 12.30)
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(7.72, 12.40)
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(2.40, 7.72)
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Explanation:
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