Methodology and Statistics focuses on the development, evaluation and application of statistical models for the analysis of psychological research data.

Are you thinking about studying Methodology and Statistics in Psychology? Learn more and watch the videos.

In the specialisation Methodology and Statistics, part of the Master in Psychology, you will focus on in-depth study of statistical theory and research methodology as well as on the acquisition of data analysis skills.

The Graduate School of Social and Behavioural Sciences in collaboration with the Department of Methodology and Statistics and researchers in the field of Methodology and/or Statistics of the other Institutes provides training courses for PhD candidates and other researchers.

The research programme Statistical Science is concerned with the analysis and interpretation of masses of data, the quantification of uncertainty using probability models, and the development and benchmarking of algorithms and methods with these aims.

The Statistics group is responsible for research and teaching in statistics and data science.

Promotores: J.C. van Houwelingen, S.A. van de Geer

The master’s programme Statistics & Data Science provides students with a thorough introduction to the general philosophy and methodology of statistical modelling and data analysis. The programme has two specialisations: Data Science and Statistical Science.

The programme group Research Methods and Statistics develops and teaches the large majority of methodological courses in all phases of the program Education and Child Studies.

Welcome to StatiCS: the Statistical Consultation Service. The goal of the service is to provide statistical support to PhD candidates and other researchers.

The programme group Research Methods and Statistics offers methodological support in many projects in the field of education and child studies.

Systems with local constraints is a new finding in recent researches on complex systems. The heterogeneous spatial interactions and the temporal dependencies among those numerous units make it difficult to describe by traditional statistical physics.

The Leiden University Center for Statistical Science unites the statisticians teaching and researching at Leiden University.

This dissertation focuses on developing new mathematical and statistical methods to properly represent time-varying covariates and model them within the context of time-to-event analysis.

PhD candidates carry out a programme of independent research, leading to a PhD thesis in typically 4 years.

CADS researchers give methodology their own unique signature through two parallel engagements: (a) teaching and researching the full range of social science methods, from audio-visual engagements, through global ethnography, to statistical analysis; and (b) interrogating these multiple modalities employing…

Developing and investigating statistical methods for complex data and models

Are you thinking about studying Statistics and Data Science? Learn more and watch the introduction video.

How does the cluster bootstrap procedure in combination with various types of linear models perform in the analysis of longitudinal data, compared to other methods.

Promotor: R.D. Gill, F. Taroni

Explaining treatment response variability between and within patients can support treatment and dosing optimization, to improve treatment of individual patients.

This thesis develops statistical methods for the analysis of high dimensional data: high dimensional networks reconstruction (Chapters 1-4), incorporation of prior information in networks reconstruction (Chapters 2-4), incorporation of prior knowledge in genetic association studies (Chapter 3).

The programme group Research Methods and Statistics offers support to researchers from a variety of research projects within Education and Child Studies.

Promotor: P.D. Grünwald

Promotor: Prof.dr. G.R. de Snoo

This programme video is presented in Dutch

Data science is now growing fast in many places, but scholars at Leiden University have been developing data science techniques for a long time already. Thanks to their broad-based expertise, Leiden statisticians are currently combining the achievements in statistics with the latest methods of statistical…

During my PhD research, I studied the photon statistics of light emitted by a microcavity that contains a single quantum dot (QD) on resonance.

Promotor: R. Gill, Co-promotor: P. Massart

Practical applications for the reconstruction of the past

Voor zowel archeologen, paleontologen en geologen als vrijwilligers in de archeologie en paleontologie is het geen verrassing meer dat op de stranden van de Nederlandse kust fraaie vondsten gedaan kunnen worden. Vele artikelen, boeken, tentoonstellingen, congressen, lezingen, ‘zoekdagen’, krantenberichten,…

Electoral Systems and Turnout: Evidence From a Regression Discontinuity Design. In this article, published on the website SAGE research methods, authors Jaroslaw Kantorowicz and Tobias M. Hlobil discuss how a Regression Discontinuity Design can be executed.

Denk je erover om Journalistiek en Nieuwe Media te studeren? Leer meer over deze master en bekijk onderstaande introductievideo.

Many stimulating philosophical analyses have been written on contemporary technology; this book examines on the contrary how changes in contemporary technological environment have been reflected onto philosophy itself. The book shows how technological changes have marked a number of key concepts of…

Vandaag de dag liggen statistische methodes aan de grondslag van beslissingen in allerlei facetten van het leven, van de gezondheidszorg en agricultuur tot de financiële sector en marketing.

The main methodological aspects of the use of stepwise LCA estimators under different circumstances.

Are you thinking about studying Criminologie en Veiligheidsbeleid? Learn more and watch the videos. Please note that this programme is taught in Dutch.

This minor is in Dutch.

In this thesis, we examine various systems through the lens of several numerical methods.

On 10 June 2020, Gitta Veldt defended her thesis 'Europese productnormen en privaatrechtelijke normstelling'. The doctoral research was supervised by Prof. H.J. Snijders.

In astronomy, the interpration of observations and measurements plays a crucial role: we rely purely and fundamentally on the information that reaches us as observers. And 80% of all matter in the universe is undetectable directly.

In Democratie en totalitarisme zijn de invloedrijkste opstellen van de Franse denker Claude Lefort samengebracht. Lefort laat overtuigend zien dat de kwetsbaarheid van de democratie juist ook haar kracht is. Voor democratie is essentieel dat de macht als ‘lege plaats’ verschijnt. Zij mag slechts tijdelijk…