Esercizi di statistica descrittiva e di verifica delle ipotesi risolti e commentati con R. Boxplot con media e deviazione standard. Quando si crea un boxplot. Tuttavia possiamo voler rappresentare graficamente la media.

In this blog I wish to share information about important link to some of the most useful free software and open source, books and manual of softwares for social science research, operations research, mathematics and statistics applications. Tuesday, April 26, 2011. What statistical analysis should I use? 1 IV with 2 levels. 1 IV with 2 levels.

Darr; Skip to Main Content. What is it actually telling you? Statistical Consulting and Coaching. Dr sc ETHZ Bernadetta Tarigan. Get all your questions answered in an individual coaching. Stuck in the project? To figure out if you are working with the models that make most sense.

Wednesday, February 27, 2013. The Assumption of Homogeneity of Variance. The assumption of homogeneity of variance. Is an assumption of the ANOVA that assumes that all groups have the same or similar variance. Statistic, which is robust to the assumption, as long as group sizes are equal. Equal group sizes may be defined by the ratio of the largest to smallest group being less than 1.

In this blog I wish to share information about important link to some of the most useful statistical data sources for researchers, volunteers, students and NGOs. Thursday, July 21, 2011. A quick skim through the discussion thread on trends. Can be helpful in drawing attention to the zeitgeist among experts, but something more is needed. In a qualitative or anthropological research frame,.