Nhamba muTsvagiridzo yeHutano Tsvagiridzo yeHutano inowanzonzwisiswa senzira inotarisa pane zvinoreva, ruzivo, mamiriro ezvinhu, uye maitiro evanhu. Nekuda kweizvi, vamwe vanoona nhamba dzisina basa mukutsvagisa kwehutano, kana kutopesana nepfungwa yehutano, iyo inosimbisa kudzika kupfuura nhamba. Zvisinei, mukuita, nhamba dzinogona kuita basa rakakosha mukutsvagisa kwehutano—kwete "kushandura" hunhu… Verenga zvakawanda
Mashandisirwo eStatistics muUinjiniya Statistics ihwaro hwakakosha muinjiniya yemazuva ano. Anenge mapazi ese einjiniya—kubva kumabasa ehurumende, emakanika, emagetsi, emaindasitiri, einformatics, kusvika kuinjiniya yemakemikari—anovimba nedata kugadzira, kuyedza, kudzora, uye kugadzirisa masisitimu. Mukuita, data rakaunganidzwa kubva pakuyera, kuyedza, masensa, uye maitiro ekugadzira harisi nguva dzose "rakarongeka": pane musiyano, ruzha, kusava nechokwadi, … Verenga zvakawanda
Kukosha kweStatistics muCommunication Studies communication courses inowanzonzwisiswa semunda une chekuita nekugadzira zvinhu, hunyanzvi hwekutaura, kugadzira mashoko, uye kunzwisisa vanhu. Zvisinei, pasi penyaya iyi yekutaurirana inoita seyakanaka pane kudiwa kukuru kwekuyera, kuenzanisa, uye kuwana mhedziso zvichibva padata. Apa ndipo panoita basa guru restatistics. Statistics inobatsira masayendisiti ekutaurirana, vashandi vehukama neveruzhinji, vaongorori… Verenga zvakawanda
Miedzo yeKukosha kweStatistical Mukutsvagurudza kwehuwandu, mumwe wemibvunzo inowanzo bvunzwa ndewekuti: misiyano kana hukama hunoonekwa mudata "ndehwechokwadi" here, kana kuti ingori mugumisiro wekusiyana-siyana kwakasarudzika? Kuti vapindure mubvunzo uyu, vaongorori vanoshandisa bvunzo dzekukosha kwehuwandu. Miedzo iyi inobatsira kuona kana mhedzisiro inowanikwa kubva mumuenzaniso yakasimba zvakakwana kuti iwanikwe kuvanhu, zvichibva pahurongwa... Verenga zvakawanda
Nhamba muKugadzira Kwekuedza Kugadzira kwekuyedza ihwaro hwakakosha hwekutsvagisa kwesainzi, kunyanya kana chinangwa chikuru chiri chekuedza mhedzisiro yekurapa pane mhinduro. Zvisinei, kuyedza "kwakanaka" kungasave nemhedzisiro chaiyo. Apa ndipo panopinda nhamba: kubatsira vaongorori kuronga kuyedza zvinobudirira, kudzora shanduko isingadiwe, kuongorora data nemazvo, uye… Verenga zvakawanda
Chii chinonzi Path Analysis muStatistics? Path analysis inzira yekuverenga inoshandiswa kunzwisisa hukama hwezvikonzero pakati pezvinhu zvakasiyana-siyana nenzira yakarongeka. Iyi nzira inoshandiswa zvakanyanya mukutsvagisa kwevanhu, dzidzo, zvepfungwa, hutano hwevanhu, zvehupfumi, nedzimwe nzvimbo dzinosanganisira zviitiko zvakaoma—apo chinhu chinopesvedzerwa nezvinhu zvinopfuura chimwe chete. Verenga zvakawanda
Nzira dzeNonlinear Regression Regression ndeimwe yenzira dzakakurumbira muhuwandu nesainzi yedata yekuenzanisa hukama huripo pakati pezvinhu zvinoshanduka (zvinofanotaura) uye zvinhu zvinoshanduka (mhinduro). Kazhinji, hukama uhwu hunogona kufungidzirwa nemutsara wakatwasuka, saka linear regression yakakwana. Zvisinei, munyika chaiyo, hukama huripo pakati pezvinhu hazviwanzoiti patani yakatsetseka. Kukura … Verenga zvakawanda
Nhamba muSainzi yeZvakatipoteredza Sainzi yezvakatipoteredza inodzidza hukama hwakaoma huripo pakati pezvinhu zvipenyu (zvipenyu) uye zvinhu zvipenyu zvisina hutachiona (mvura, mhepo, ivhu, mamiriro ekunze), kusanganisira kuti mabasa evanhu anokanganisa sei kuenzana kwezvisikwa. Kuoma uku kunoita kuti data rezvakatipoteredza rive rakasiyana, rakakura, uye rinowanzova risina kukwana—semuenzaniso, data harisipo nekuda kwekutadza kwemidziyo, kusiyana kwakasimba kwemwaka, kana kusiyana kwemamiriro enzvimbo. Apa ndipo… Verenga zvakawanda
Nheyo dzeConditional Probability Probability inzira yepamutemo yekuyera kuti chiitiko chingangoitika sei. Muzviitiko zvakawanda zvechokwadi, mukana wechiitiko hausi wega; unopesvedzerwa nerumwe ruzivo rwatinotoziva. Apa ndipo panonyanya kukosha pfungwa ye conditional probability. Conditional probability inotibatsira kuvandudza zvatinotenda nezvechiitiko chakati mushure mekuwana rumwe ruzivo. Chinyorwa ichi … Verenga zvakawanda
Bvunzo reKruskal Wallis muStatistics Bvunzo reKruskal Wallis inzira yekuverenga nhamba isingashandisirwe parameter inoshandiswa kuenzanisa mutsauko uripo pakati pemapoka matatu kana anopfuura. Muzvidzidzo zvakawanda, vaongorori vanowanzoda kuona kana mapoka akati wandei aine kukosha kwakasiyana zvakanyanya pane chimwe chinhu chakasiyana. Kana data rikasangana nefungidziro yekuvandudzika uye kufanana kwekuchinjana, bvunzo yeANOVA yenzira imwe chete… Verenga zvakawanda