Question: Consider the following data and corresponding weights. $begin{array}{cc}x_{i} & text { Weight }left(w_{i} ight) 3.6 & 6 2.0 & 3 1.5 & 2

Consider the following data and corresponding weights. $\begin{array}{cc}x_{i} & \text {

Consider the following data and corresponding weights. $\begin{array}{cc}x_{i} & \text { Weight }\left(w_{i} ight) \\ 3.6 & 6 2.0 & 3 \\ 1.5 & 2 2.0 & 9\end{array}$ a. Compute the weighted mean (to 3 decimals). b. Compute the sample mean of the four data values without weighting (to 3 decimals). SP.AS410

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