Essays about: "hypothesis test model"

Showing result 21 - 25 of 214 essays containing the words hypothesis test model.

1. 21. Hawkes Processes on Socialand Mass Media: : A Causal Study of the #BlackLivesMatter Movement inthe Summer of 2020

   University essay from Uppsala universitet/Statistik, AI och data science

   Author : Alfred Minh Lindström; [2023]
   Keywords : ;

   Abstract : In this work we study interactions in social media and the reports in mass media during the Black LivesMatter (BLM) protests following the death of George Floyd. We implement open-source pipelines to process the data at scale and employ the self-exciting counting process known as Hawkes process to address our main question: is there a causal relation between interactions in social media and reports of street protests in mass media? Specifically, we use distributed label propagation to identify such interactions in Twitter, that supported the BLM movement, and compared the timing of these interaction to those of news reports of street protests mentioning George Floyd, via the Global Database of Events, Language, and Tone (GDELT) Project. READ MORE

3. 22. Losing the sensation of touch Mathematical modeling of diabetic neuropathy using spatial point processes

   University essay from Göteborgs universitet/Institutionen för matematiska vetenskaper

   Author : Sirada Kaewchino; Maximilian Nylander; Jadd Ujam; [2022-07-05]
   Keywords : ;

   Abstract : Diabetes has led to an epidemic of complications associated with this disease. Diabetic neuropathy, which causes pain and loss of sensation due to degeneration of nerve fibers, is one of the most common complications of diabetes. READ MORE

4. 23. The link between ESG and financial performance in sensitive and non-sensitive industries. A quantitative study of the European market

   University essay from Göteborgs universitet/Företagsekonomiska institutionen

   Author : Danait Abraham; Magnus Forslund; [2022-04-07]
   Keywords : ESG; financial performance; return; stakeholder theory; shareholder theory;

   Abstract : Purpose: The topic of ESG and its relationship with financial performance has been studied by researchers for the last decades. In this thesis, to further understand the relationship between ESG and financial performance, industry affiliation has been considered. READ MORE

5. 24. The Influence of Gold Market on Bitcoin Prices : Is there a correlation?

   University essay from Jönköping University/Internationella Handelshögskolan

   Author : Kasra Shariati; [2022]
   Keywords : Bitcoin; Gold; Investor Attention; Market Performance; Virtual Currency Development; Investments; Correlation;

   Abstract : Background: This paper analyses the influence of fluctuation in gold market on bitcoin prices. Based on previous studies, in present market conditions, volatility in gold prices have caused price changes in several other major assets in the market, such as crude oil. Gold fluctuations are likely to stimulate uncertainty in some other major assets. READ MORE

6. 25. Insider trading by Swedish CEOs

   University essay from Lunds universitet/Företagsekonomiska institutionen

   Author : Sebastian Jakobsson; Simon Ström; [2022]
   Keywords : Business and Economics;

   Abstract : Purpose: The purpose of this study is to investigate whether certain CEO- and firm characteristics have an impact on the extent of abnormal return on Swedish firms at the event of a CEO insider trade. Furthermore, the study aims to examine whether there is a difference depending on firm size and sector. READ MORE