Question: For the observations 6, 3, 2, 7, 6, 5, 8, 9, 8, 11 verify that the sample mean, 20% trimmed mean, and median are X

For the observations 6, 3, 2, 7, 6, 5, 8, 9, 8, 11 verify that the sample mean, 20% trimmed mean, and median are ¯X =

6.5, ¯X t = 6.7, and M = 6.5.

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