WEEKLY ACTIVITIES

Using dummy variables in regression analysis
Speaker: Ho Dang Phuc

Time: 14h00, Thursday, September 24, 2015

Location: Room 201, Building A5, Institute of Mathematics, 18 Hoang Quoc Viet, Cau Giay, Hanoi

Abstract: In regression models, when there are categorical (qualitative) descriptive variables, those categorical must be recoded into several dummy variables taking only two values 0 and 1. The recoding should be made appropriately and accordingly to the natural feature of each categorical variable,  based of given knowledge from related scientific field. Only by this way, a statistician can interpret obtained regression results in meaningful manner.

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