Error in install.packages : Updating loaded packages
Linear mixed model fit by REML ['lmerMod']
Formula: score ~ 1 + (1 | person) + (1 | item)
   Data: data_long

REML criterion at convergence: 1388.6

Scaled residuals: 
    Min      1Q  Median      3Q     Max 
-2.1767 -0.9894  0.3699  0.7466  2.0325 

Random effects:
 Groups   Name        Variance Std.Dev.
 person   (Intercept) 0.01462  0.1209  
 item     (Intercept) 0.03185  0.1785  
 Residual             0.19242  0.4387  
Number of obs: 1080, groups:  person, 36; item, 30

Fixed effects:
            Estimate Std. Error t value
(Intercept)  0.61296    0.04057   15.11
  n_i sigma2_delta sigma2_Delta    Ep2    phi
1   5       0.0385       0.0449 0.2753 0.2458
2  10       0.0192       0.0224 0.4317 0.3946
3  15       0.0128       0.0150 0.5326 0.4944
4  20       0.0096       0.0112 0.6031 0.5659
5  25       0.0077       0.0090 0.6551 0.6197
6  30       0.0064       0.0075 0.6951 0.6617
7  40       0.0048       0.0056 0.7524 0.7228
8  50       0.0038       0.0045 0.7916 0.7652
