Table 1.

Fitted parameter values for the preferred model of mood state change, with upper and lower values for their 95% CIs calculated using the asymptotic normality of maximum-likelihood estimates.

worse mood friends modelbetter mood friends model
parametervaluelower limitupper limitvaluelower limitupper limit
α0.37180.32270.42080.55560.51460.5967
β0.20790.14420.2715−0.3166−0.3801−0.2531
γ0.21200.10480.31930.24970.17850.3209
δ0.55790.50750.60830.35450.31120.3977
ϵ−0.2391−0.3012−0.17710.31080.24600.3756
ζ0.20900.11760.30040.23370.16080.3065