Tests:
Random Effects, Two Sided:
ALM(Var(u)=0) = 1268.13 Pr>chi2(1) = 0.0000
Random Effects, One Sided:
ALM(Var(u)=0) = 35.61 Pr>N(0,1) = 0.0000
Serial Correlation:
ALM(lambda=0) = 8.82 Pr>chi2(1) = 0.0030
Joint Test:
LM(Var(u)=0,lambda=0) = 1688.15 Pr>chi2(2) = 0.0000