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Consider the following data and corresponding weights.
xi3.222.55Weight(wi)6328
a. Compute the weighted mean.
b. Compute the sample mean of the four data values without weighting. Note the difference
in the results provided by the two computations.
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Consider the following data and corresponding weights.
xi3.222.55Weight(wi)6328
a....
xi3.222.55Weight(wi)6328
a....
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