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Questions tagged [collecting-data]

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7answers
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Industry vs Kaggle challenges. Is collecting more observations and having access to more variables more important than fancy modelling?

I'd hope the title is self explanatory. In Kaggle, most winners use stacking with sometimes hundreds of base models, to squeeze a few extra % of MSE, accuracy... In general, in your experience, how ...
1
vote
1answer
28 views

Type of study without groups

In a randomised control trial, true randomisation is applied to decide which subjects receive treatment. In quasi experimental trial, the randomisation is only approximate. What is the name given to ...
0
votes
2answers
227 views

Question on basic hypothesis test and data collection

I have 2 other questions on hypothesis testing. If I have a hypothesis like this: Spanish companies have more contract offers from Portuguese companies, than German companies have from Portuguese ...
0
votes
1answer
624 views

Data Acquisition in R [closed]

R is good at processing data. It is an analytic turbo-ginsu. So LabVIEW is great at getting data. It plugs into anything with electrodes. MatLab has simulink. There are toolboxes for data ...
1
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0answers
1k views

How to track term prevalence on the web over time?

What is the correct way to track the prevalence of a specific term for each year over several years? The goal is a bachelor thesis in media sciences about the trend sport "Speedminton". In order to ...