Question: Consider the following data. Data (x_i) Weight (w_i) 2.1 3 7.4 9 3.6 3 3.1 4 7.7 1 7 5 4.4 2 7.8 8 4.9

Consider the following data.

Data (x_i) Weight (w_i)
2.1 3
7.4 9
3.6 3
3.1 4
7.7 1
7 5
4.4 2
7.8 8
4.9 6

Compute the weighted mean. Round to +/- 0.001 of the correct value.

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