1 the largest observation in the last problem is 49 if 49, Ask an Expert

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1. The largest observation in the last problem is 49. If 49 is replaced by the value 200, verify that the sample mean is now X¯ = 50.1 but the trimmed mean and median are not changed.

2. For the last problem, what is the minimum number of observations that must be altered so that the trimmed mean is greater than 1,000?

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