
jacob kohan (statisteeshyan)

stattistikkal power aandu ephakt saisil nadatthiya pravarthanangaliloode prashasthanaaya oru american psychologistum stattisteeshyanumaayu jacob kohan (epril 20,1923-januvari 20,1998), ithu nilavile stattistikkal mettaa analysisinteyum esttimeshan staattistiksint reethikalum sthaapikkaan sahayichu. kohante kappa, kohante dii, kohante echu thudangiya alavukalkku addeham thante peru nalki.
power vishakalanavum praadhaanya parisodhanayum.
power analysisinteyum ephakt saisinteyum vakthaavennathinupurame, sthithivivarakkanakkukali upayogikkunna praadhaanya parisodhana nadapadikramangale, prathyekichu nall hypothesis praadhaanya parisodhanayude thettidhaaranakale ashrayikkunnathinum avayekkurichu manassilaakkaathathinum kohen vimarshakanaayirunnu. prathyekichum, "p-yude saarvathrikamaaya thettaaya vyaakhyaanam, h0 thettaanenna saadhyatha, athinte poorakam vijayakaramaya replikkeshante saadhyatha enna thettaaya vyaakhyaanam, oraal h0-neey nirasikkukayaanenkil athuvazhi parishodhanayilekku nayicha sidhaanthathe sthireekarikkunnu enna thettaaya anumaanam" ennivayaayi addeham thiricharinju. pakaram, ekapadanangale paryaveshanaparavum pinthunaykkaayi pakarppine aashrayikkunnathumaaya oru amgeekaarathe addeham prothsaahippichu.
currier.
sitti collegil ninnu birudam nediya addeham 1950 ll newyork sarvakalashaalayil ninnu klinikkal saikolajiyil phd nedi.
1959num 1993lum addeham newyork sarvakalaashaalayile saikkolaji vibhaagathil jolie cheythu, pinneedu kvaanditteevu saikkolaji grouppinte thalavanayi.
1997ll american psychological association addehathinu vishishtamaaya life time acheevment award nalkukayum american association phoor dhii advaansment oof sayans, american psychological association, american stattistikkal association ennivayude fellow aayirunnu.
thiranjeduttha kruthikal.
kohante chila kruthikal chuvade pattikappedutthiyirikku. onniladhikam ezhuthukaar ullidathu, aaa rachayithaakkalude mattu kruthikalkkaayi vaayanakkaaran thirayunnath sugamamakkaan muzhuvan perukalum upayogikkunnu.