x² ¿(x – x) 13 18 19 20 27 Ex = E(x – x)? = Σ Evaluate each of the following. (Do not round any answers). The sample mean i = n E( x² )-(Ɛ x )² n(n-1) %3D n-1

Q: None

A: please see the attached file

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.