Question: Task a.[Pre analysis]Use the data given in Data1, choose the suitable auxiliary variables for literacy ratio. Provide the visual and numerical method of this selection.

Task a.[Pre analysis]Use the data given in Data1, choose the suitable auxiliary variables for

literacy ratio. Provide the visual and numerical method of this selection.

Task b.[Simulation]Generate4000 independent samples for simulation from theoriginal

data.The parameter of interest is the population mean of the variableliteracy ratio.

From generatedsamples, computeratio and regression estimates. Find thepercent

Relative bias (PRB) andpercentcoefficient of variation (PCV)forbothratio and

regression estimators and suggest the best estimator for this population.

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