Ho okumu, 'epekema
General heluna kanaka a me ka mea hōʻikeʻikeʻuʻuku
E kau ana o homogeneous mea i pinepine hookolokolo aku la ia ma ka pili ana i kekahi hiʻona e emi iho ia i ana quantitatively paha qualitatively.
No ka laʻana, ina he mea kekahi'ōhui o 'ikamu, laupaʻi kāna moʻolelo ka hiki ia i ka nui o nā lāliʻi o ka poe hoaai, a me ka mea e like ai - maʻamau wahi.
Inā pono, hooki aku ia lakou no kaʻaeʻana i nā ana hoʻohālike o kekahi manawa e akoakoa ai i ke ana ana, akā, ma ka hoʻomaʻamaʻa ka mea, ua kākaʻikahi i hoʻohana. No ka laʻana, ina ka mau heluna he he nui helu o ka mea i? Anoee, ia meaʻaneʻane hiki ole e hoʻomaka i ka huina. Ma keia hihia, i koho mai o ka totality o kekahi mau helu o nä mea like ( 'ikamu) a me ka ho'āʻo. Pela, aia no he mau a me ka hāpana.
General o ka 'ia paha o nā mea a pau i hoʻokuleana i ka nana a me ka mahele. Ke ke ao holoʻokoʻa, e like me ka rula, he he finite helu o ka oihana mua, akā, inā mea, he mea nui, i ka mea e Nohie i ka makemakika ho ka mea, ua ea ae ka hana i ka totality ninoieo o ka mana loa helu o nä mea.
Laʻana 'ole he hāpana' ia paha o ka oihana mua o ka hapa i koho mai o ka holoʻokoʻa 'ia paha. Ke hāpana hiki e kekahi hai hou ole repetitions. Ma ka hihia mua ka mea, ua hoʻi mai i ka mau heluna kanaka, i ka lua - ole. Ma ka hana pono, pinepine hoʻohana repetition-noa kaulele koho.
pono e ua hoʻopili General heluna kanaka a me ka mea hōʻikeʻikeʻuʻuku representativeness. E olelo okoa, no laila, i ke ano o ka huina hāpana hiki, he kuhikuhi i ka totality o symptoms, ia mea pono i ka mea hōʻikeʻikeʻuʻuku hehee wale i pololei i ka mea, a pau. Ma nā hua'ōlelo, ka hāpana pono e 'elele (' elele).
Ke hāpana e e oi a emi 'elele, ina ka mea, ua i randomly mai i ka helu nui loa o ka totality. Ua hiki e ua kūkākūkāʻia ma luna o ke kumu o ka ai-i kapaia kānāwai o ka nui loa. Ma kēia hihia, na kumu mua a pau i ka like pahiki o ka wae.
Aia i likeʻole koho nā koho. A pau o kēia mau kiʻina hana hiki i ka rula e maheleia i mau koho:
- Koho 1: koho ka hehee ai, ka wā mau heluna ua i puunaueia i na hapa. Ma kēiaʻano e like me na mea kaulele mea hōʻikeʻikeʻuʻuku me ka hope hou-koho.
- Koho 2: Na ke ao holoʻokoʻa Ua maheleia i māhele, a ua wae eiiiiiaiou. Ua hiki ke komo i loko o ka typical me mechanical a me ka pūkaʻina mau koho.
Simple Random - ke koho, ma i na kumu mua i extracted kekahi e kekahi, mai ka holoʻokoʻa huapalapala randomly.
Typical - keia koho, ma i na kumu mua i koho ole mai o ka totality, a o kona "typical" wahi a pau.
Mechanical - mea he koho ka wā o ka huapalapala holoʻokoʻa ua kaawale i loko o ka helu o ka pūʻulu like me ka helu o nā kumu mua i pono ia i loko o ka hāpana, a me keia wahi aku o kekahi hehee ai o kēlā me kēia pae ua wae. No kekahi laʻana, ina e pono e lawe aku 25% o nā māhele, ua hanaʻia ka mīkini, laila, koho i na ha'ikamu, a ina e makemake, e lawe aku 4% o ka 'ikamu, koho au mamuli o ka iwakalua-lima, a no laila, ma luna o. He pono e olelo aku ai i kekahi manawa,ʻaʻole i ka mechanical e koho i i ka lawa Luna hāpana.
Serial - mea he koho, ai na kumu mua i koho mai o ka totality o "batches", kiola aku la i ka mea ana ao, aole i ka kekahi. No ka laʻana, ka wā he nui helu o nā māhele i i ka 'akomi machines, i me ka mākaʻi i ka huina a me ka mahalo i? Iecaianoaaiiuo o kekahi mau machines wale. Serial loiloi hoʻohana ka wā o ka ua kālailai ano i ka uuku oko a ma kekahi moʻo.
E emi ai ka hewa noi makemakika-ana helu ano ke kālailaiʻana i ka heluna kanaka Via e wae. No hoi, e wae e hooponopono hiki e nā hookahi-ke kahua a me ka nunui-ke kahua, a maoli he i ka pono o ke anamanaʻo.
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