Avancerad sökning

Hittade 4 uppsatser som matchar ovanstående sökkriterier.

  1. 1. A Multi-Variate Regression Analysis on Telecommunication Sites in a Sub-Saharan Country

    Kandidat-uppsats, KTH/Matematisk statistik

    Författare :Elza Berisha; Hampus Holma; [2023]
    Nyckelord :telecommunication; linear regression; segmentation; cluster analysis; telekommunikation; linjär regression; segmentering; klusteranalys;

    Sammanfattning : The purpose of this bachelor thesis is to investigate how different variables impact voice and data traffic for a telecom operator that operates in an undisclosed Sub-Saharan African country. The data has been provided by said company. LÄS MER

  3. 2. Comparison of MODIS-Algorithms for Estimating Gross Primary Production from Satellite Data in semi-arid Africa

    Kandidat-uppsats, Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Författare :Martin Nilsson; [2013]
    Nyckelord :Leaf Area Index; LAI; Enhanced Vegetation Index; EVI; Normalized Vegetation Index; NDVI; Gross Primary Production; GPP; remote sensing; MODIS; FPAR; Fraction of Photosynthetically Active Radiation; Eddy Covariance; Africa; physical geography; Earth and Environmental Sciences;

    Sammanfattning : The climatic patterns of the world are changing and with them the spatial distribution of global terrestrial carbon; the food and fiber of the world and in itself an important factor in the changing climate. Knowledge of how the terrestrial carbon stock is changing, its distribution and quantity, is important in understanding how the patterns of the world are changing and large scale models using remotely sensed data have emerged for this purpose. LÄS MER

  4. 3. En analys av förväntad medellivslängd i världens länder 1996–97

    Kandidat-uppsats, Lunds universitet/Statistiska institutionen

    Författare :Hassan Alinaghizadeh Mollasaraie; [2009]
    Nyckelord :multipel regression; Multikollinjäritet; Kondition index; Principalkomponentanalys; Ridge regression; Variance Inflation Factor; Predicted residual; Determinationskoefficienter; Statistics; operations research; programming; actuarial mathematics; Statistik; operationsanalys; programmering; aktuariematematik; Mathematics and Statistics;

    Sammanfattning : Many studies show that socioeconomic and demographic variables have a strong link with human health which in turn affects life expectancy and age. This paper presents the results of a principal component regression analysis, in order to describe a good regression model for mean age of the population of all the countries in the world. LÄS MER

  5. 4. Tvärsnittskorrelation; Svenska aktiebranscher 1997-2007

    Kandidat-uppsats, Lunds universitet/Nationalekonomiska institutionen

    Författare :Ebba Pålsson; Hendrine Von Gerber; [2007]
    Nyckelord :korrelation; Tvärsnittskorrelation; Cross-sectional correlation; Economics; econometrics; economic theory; economic systems; economic policy; Nationalekonomi; ekonometri; ekonomisk teori; ekonomiska system; ekonomisk politik; Business and Economics;

    Sammanfattning : I denna uppsats behandlas ett nytt sätt att beräkna korrelationen mellan olika tillgångar. Me­toden, tvärsnittskorrelationen, har framarbetats av Bruno Solnik och Jacques Roulet som be­skriver den i artikeln Dispersion as Cross-sectional Correlation. LÄS MER