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Consider the following data and corresponding weights. Xi Weight (wi ) 3.1 5 2.3 3 2.8 2 4 4 Compute the weighted mean. Compute the

Consider the following data and corresponding weights.

Xi Weight (wi ) 3.1 5 2.3 3 2.8 2 4 4 Compute the weighted mean. Compute the mean without weighting.

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