The weight of 8 children were measured before and after treatment with certain drug are presented in following table .The research Question is : The weight of children beforetreatment is different from After treatmenta 0.05 %3D 163 Id child 1 2 5 7 8. before treatment 32 16 37 32 44 28 27 48 After treatment 38 10 30 36 50 20 18 38

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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.