assessment 1Programming Assignent 3( Data mining ML.docx -...

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University of the PeopleAcademic Year: T2-2020-2021Course: CS 4407 – Data mining & Machine LearningProgrammingAssignment 3: Multiple Linear RegressionsEXERCISES:Multiple Linear Regression ExercisesThe following measurements have been obtained in a study:It is expected that the response variable y can be described by the independent variables x1andx2. This imply that the parameters of the following model should be estimated and tested.Yi= β0+ β1x1+ β2x2+ єi, єi~N(0,σ2)
a) Calculate the parameter estimates (β0, β1, β2and σ2), in addition find the usual 95%confidence intervals for β0, β1, and β2.Max
> confint(lm.fit)2.5 %97.5 %(Intercept)0.2967067 0.5703875x11.4554666 1.8505203x2-0.1512924 0.15918221.

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