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Variable Name st_qwi_z_na
Label Standard error for QWI: average quarters of inactivity before accessions
Codebook National QWI
Concept
Type numeric
Direct Link st_qwi_z_na

Summary Statistics

vald   38340
invd   0
min   0.0119
max   0.634
mean   0.044
stdev   0.0297

Full Description

The standard error for a generic variable `X` is defined as `sqrt(T[\bar{X}_{agkt}])`, where `T[\bar{X}_{agkt}]` is the total variation of `X`.