Consider the following data and corresponding weights.
Value (xi) Weight (wi)
3.2...
Mathematics, 02.03.2020 18:02 nila49
Consider the following data and corresponding weights.
Value (xi) Weight (wi)
3.2 6
2.0 3
2.5 2
5.0 8
(a) Calculate the (unweighted) mean for this variable.
(b) Now calculate the weighted mean of this variable. Notice the di erence between the
mean and the weighted mean.
Answers: 3
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