Sökning: "statistik regression"

Visar resultat 1 - 5 av 802 uppsatser innehållade orden statistik regression.

  1. 1. Predicting True Sepsis and Culture-positive Sepsis in Intensive Care Unit with Machine Learning Techniques

    Master-uppsats, Lunds universitet/Matematisk statistik

    Författare :Zeyuan Wu; [2024]
    Nyckelord :Machine Learning; Diagnosis of Sepsis; XGBoost; Logistic Regression; Mathematics and Statistics;

    Sammanfattning : Sepsis, a serious medical condition often leading to patients requiring intensive care, has prompted numerous scientists to employ mathematical techniques to aid in its diagnosis. This thesis uses logistic regression and a machine learning technique, XGBoost, to predict true sepsis (as opposed to sepsis mimics) and culture-positive sepsis (among true sepsis) in critical care using blood test results, physiological measurements and other patient characteristics. LÄS MER

  3. 2. Sömn i relation till vandrande tankar : En kvantitativ kognitionsstudie om spontaneous och deliberate mind wandering

    Kandidat-uppsats, Linnéuniversitetet/Institutionen för psykologi (PSY)

    Författare :Amanda Fransson; Ingrid Unger Frick; [2024]
    Nyckelord :Mind wandering; spontaneous mind wandering; deliberate mind wandering; sömnstörning; ålder; kön;

    Sammanfattning : Människor tenderar att driva iväg i tankarna en stor del av den vakna tiden oavsett vad de företar sig. Vidare uppvisar befolkningen otillräcklig sömn vilket är avgörande för kognitiva förmågan och individers hälsa. LÄS MER

  4. 3. Kompenserar kommunalekonomiska utjämningssystemet tillräckligt för skillnad mellan kommuner?

    Kandidat-uppsats, Göteborgs universitet/Institutionen för nationalekonomi med statistik

    Författare :Edvin Hägg; Sebastian Tham; [2023-10-23]
    Nyckelord :;

    Sammanfattning : The system for municipal financial equalisation is intended to provide every municipality in Sweden equal conditions to run and provide services for their residents. Municipal tax rates however differ by as much as 6 percentage points, which can be an indication of the system failing to fulfil its purpose. LÄS MER

  5. 4. ESG Balancing the Books and the Planet: A Quantitative Analysis of Risk-Adjusted Returns in ESG and Traditional Funds

    Kandidat-uppsats, Göteborgs universitet/Institutionen för nationalekonomi med statistik

    Författare :Benjamin Javidi; Malin Larsson; [2023-08-25]
    Nyckelord :Capital Asset Pricing Model CAPM ; Fama-French three-factor model; ESG; Sharpe ratio; OLS Regression Analysis; Modern Portfolio Theory;

    Sammanfattning : The demand for sustainable investment has increased in the last decade. “Environmental, Social and Governance” (ESG) are characteristics within sustainable investment and are commonly considered in private investing. LÄS MER

  7. 5. Adapting to Change: How COVID-19 Shaped Online Consumer Behavior A comparative study between the United Kingdom and Sweden aimed at analysing consumption variations in online shopping and online gambling.

    Kandidat-uppsats, Göteborgs universitet/Institutionen för nationalekonomi med statistik

    Författare :Mimmi Bergström; Tuba Tezcan; [2023-07-21]
    Nyckelord :COVID-19; Restrictions; Online gambling; Online shopping; Consumption behaviour; Consumer theory; Substitution effect; Income effect; Relative price; OLS-regression;

    Sammanfattning : The purpose of this study is to investigate the impact of the COVID-19 pandemic on online shopping and online gambling, as well as the differences between Sweden and the United Kingdom. Both social isolation and online consumption habits have been significantly impacted by the pandemic. LÄS MER