Cov txheej txheem:
Video: Dab tsi yog graphical data analysis?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Graphical Analysis . Graphical Analysis : Analysis ntawm cov ntaub ntawv ua tiav los ntawm cov txheej txheem graph los txiav txim siab cov txiaj ntsig zoo yog hu ua Graphical tsom xam . Piv txwv li, lub duab cov txheej txheem siv los txhais cov cov ntaub ntawv nyob rau hauv ib puag ncig yog histograms, lub thawv ntawv, thiab cov phiaj xwm yuav tshwm sim.
Ntxiv mus, graphical tsom xam yog dab tsi?
Cov Graphical tsom xam yog "txoj kev ntawm tsom xam uas ua graphing los ntawm kev noj cov tswv yim los ntawm cov ntaub ntawv ntxhuav". Graphical tsom xam yog siv los xam cov txheeb cais, cov sib xyaw, cov tangents, thiab kev sib cuam tshuam. Graphical tsom xam tuaj yeem ua tau los ntawm kev tsim cov duab, histograms, cov ntaub ntawv cov lus thiab FFTs (Fast Fourier Transform).
Qhov thib ob, yog vim li cas graphical tsom xam qhov tseeb dua? Graphical tsom xam txhim kho cov qhov tseeb ntawm cov ntaub ntawv vim nws muab ib ntau muaj txiaj ntsig thiab ceev txoj hauv kev ntawm kev sau cov ntaub ntawv kuaj.
Hais txog qhov no, dab tsi yog txoj hauv kev los txheeb xyuas cov ntaub ntawv graphical?
Data Analysis & Graphs
- Tshawb xyuas koj cov ntaub ntawv. Sim saib cov txiaj ntsig ntawm koj qhov kev sim nrog lub qhov muag tseem ceeb.
- Xam qhov nruab nrab rau qhov sib txawv ntawm koj qhov kev sim, yog tias tsim nyog.
- Nco ntsoov kom meej meej tag nrho cov lus thiab cov duab.
- Muab koj tus kheej hloov pauv rau ntawm x-axis ntawm koj daim duab thiab qhov sib txawv ntawm qhov y-axis.
Dab tsi yog graphical method hauv kev txheeb cais?
Graphical txoj kev feem ntau yog siv nrog quantitative txheeb cais kev ntsuam xyuas. Graphical txoj kev muab cov ntaub ntawv uas tej zaum yuav tsis pom tseeb los ntawm qhov ntau txheeb cais kev ntsuam xyuas, yog li nws yog ib qho kev xyaum zoo los ntsuas cov ntaub ntawv siv cov no txoj kev ua ntej ua txheeb cais kev ntsuam xyuas.
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