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veľkosť vzorky
SYS d018401 LBL 00000nx--j22000003--45-- 005 20240119200225.0 100 $a 19940228csloy0103----ba0 152 $b mesh 250 $a veľkosť vzorky $8 slo 300 1-
$a 95 $8 eng 330 1-
$a The number of units (persons, animals, patients, specified circumstances, etc.) in a population to be studied. The sample size should be big enough to have a high likelihood of detecting a true difference between two groups. (From Wassertheil-Smoller, Biostatistics and Epidemiology, 1990, p95) $8 eng 450 $a rozsah vzorky $5 e $8 slo 686 $a E05.318.370.762 686 $a E05.581.500.902 686 $a N05.715.360.325.692 686 $a N06.850.520.445.762 750 $a Sample Size $8 eng 801 -0
$a US $b DNLM $c 19940228 801 -2
$a SK $b BA006 $c 19990922 820 $a usually NIM with specific population or circumstances sampled (IM); not restricted to epidemiology $8 eng 980 $x M
Počet záznamov: 1