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6. a. Discuss the difference between the Mean and Trimmed Mean in the presence of outliers. b. A lecturer has computed the following statistics from

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6. a. Discuss the difference between the Mean and Trimmed Mean in the presence of outliers. b. A lecturer has computed the following statistics from a recently concluded ECON 1005 exam: Mean= 45, Median= 60 and Mode= 63. Determine which of the previous measures will be the most appropriate in summarizing the performance of the class? Give reasons for your

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