Video: Yuav ua li cas xam CV hauv Excel?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Yuav ua li cas nrhiav tau ib coefficient ntawm variation nyob rau hauv Excel . Koj ua tau xam lub coefficient ntawm variation nyob rau hauv Excel siv cov qauv rau tus qauv sib txawv thiab txhais tau tias. Rau ib kab ntawv ntawm cov ntaub ntawv (piv txwv li A1: A10), koj tuaj yeem nkag mus: “= stdev(A1: A10) / nruab nrab (A1: A10)) tom qab ntawd muab faib ua 100.
Tom qab ntawd, koj yuav xam CV li cas?
Hauv kev txheeb cais, CV los yog coefficient ntawm variation isa ntsuas ntawm variability ntawm ib tug qauv dataset qhia raws li ib feem ntawm qhov nruab nrab. Nws yog xam raws li qhov piv ntawm tus qauv sib txawv ntawm tus qauv mus rau lub ntsiab lus ntawm tus qauv, qhia raws li feem pua.
SD thiab CV suav li cas? Coefficient ntawm Variation ( CV ) Yog tias koj tsis paub dab tsi txog cov ntaub ntawv uas tsis yog qhov txhais tau tias, ib txoj hauv kev los txhais cov txheeb ze qhov loj ntawm qhov standarddeviation yog muab faib los ntawm txhais tau tias. Qhov no yog hu ua thecoefficient of variation. Piv txwv li, yog tias qhov nruab nrab yog 80 thiab txheem sib txawv yog 12, cv ib = 12/80 =.15 or15%.
Tom qab ntawd, lo lus nug yog, ua li cas koj pom qhov coefficient ntawm kev sib txawv hauv kev nyiaj txiag?
Coefficient ntawm Variation . Coefficient ofvariation yog ib qho kev ntsuas uas siv los ntsuas tag nrho cov kev pheej hmoo ntawm ib chav tsev ntawm kev nqis peev. Nws yog xam los ntawm kev faib tus qauv sib txawv ntawm kev nqis peev los ntawm nws qhov kev xav tau ntawm kev xa rov qab.
Yuav ua li cas koj xam qhov feem pua variation hauv Excel?
Koj xam tus feem pua variance bysubtracting tus benchmark tooj los ntawm tus xov tooj tshiab thiab ces faib qhov tshwm sim los ntawm benchmark tooj. Hauv qhov piv txwv no, lub xam zoo li no: (150-120) / 120 = 25%.
Pom zoo:
Kuv yuav xam pes tsawg tus neeg txhais li cas hauv Excel?
Population Mean = Sum of All the Items / Number of Items Population Mean = (14+61+83+92+2+8+48+25+71+12) / 10. Population Mean = 416 / 10. Population Txhais = 41.6
Yuav ua li cas Excel xam cov qauv?
Tsim cov qauv yooj yim Xaiv lub xovtooj uas cov lus teb yuav tshwm sim (B4, piv txwv).Xaiv cell B4. Ntaus tus lej sib npaug (=). Ntaus hauv cov qauv uas koj xav kom suav Excel (75/250, piv txwv). Nkag mus rau cov qauv hauv B4. Nias Enter. Cov qauv yuav raug xam, thiab tus nqi yuav raug tso tawm hauv lub xov tooj ntawm tes. Qhov tshwm sim hauv B4
Yuav ua li cas koj xam inverse log hauv Excel?
Txhawm rau xam tus lej nkag mus ntawm tus lej hauv thawj ob kis, tsa lub hauv paus rau lub zog ntawm tus nqi rov qab los ntawm kev siv logarithm tshwj xeeb. Txhawm rau nrhiav qhov hloov pauv ntuj tsim, siv EXPfunction
Yuav ua li cas koj xam lub sij hawm nws yuav siv sij hawm mus ncig teb chaws?
Kwv yees seb koj yuav mus sai npaum li cas ntawm koj qhov kev mus ncig. Tom qab ntawd, faib koj qhov kev ncua deb ntawm koj qhov nrawm. Qhov no yuav muab rau koj anestimation ntawm koj lub sijhawm mus ncig. Piv txwv li, yog tias koj mus ncig yog 240 mais thiab koj yuav tsav 40 mais ib teev, koj lub sijhawm yuav yog 240/40 = 6hours
Yuav ua li cas koj xam lub sij hawm nws yuav siv ib yam khoom los poob?
Ntsuas qhov deb ntawm qhov khoom yuav poob hauv ko taw nrog tus pas ntsuas lossis ntsuas daim kab xev. Faib qhov kev ncua deb los ntawm 16. Piv txwv li, yog tias cov khoom yuav poob 128 ko taw, faib 128 los ntawm 16 kom tau 8. Xam cov square root ntawm cov kauj ruam 2 los nrhiav lub sij hawm nws yuav siv cov khoom poob hauv vib nas this