Problem 1 Select those attributes that can be inferred from the following residu

Question

Problem 1 Select those attributes that can be inferred from the following residual plot (select all that apply)

The combination A,D,F,G is incorrect. Please tell me the correct combination of statments that apply to this graph (and why)

Problem 2 A: residuals have nonzero mean B: residuals have trend C: data have nonlinear association D: data are heteroscedastic E: regression looks fine F: regression is a poor summary of the data Select those attributes that can be inferred from the following residual plot (select all that apply). (Q2) G: regression went wrong Problem 2: interpret this residual plot 30 25 20 15 10 5 .5 10 15 0 10 r: 0.08

Explanation / Answer

correct combination of above graph

A)Residual have non zero mean

c)Data are non linear association

F)Regression is poor symetry of data

G)regression went to wrong

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