Uploaded October 2025 | Updated September 2026, 7 hours ago
What are the degrees of freedom (df) in statistics? Degrees of freedom are the number of independent pieces of information available to estimate another quantity.
► E-BOOK
numiqo.com/statistics-book
► Degrees of Freedom
numiqo.com/tutorial/degrees-of-freedom
Source:
1) Picture of Arnold Schwarzenegger
Governo do Estado de São Paulo
flickr.com/people/38014693@N04
(commons.wikimedia.org/wiki/File:Arnold_Schwarzenegger_2019_(cropped).jpg)
2) Picture of Schlossbergbahn
Harry Schiffer
What are the degrees of freedom (df) in statistics? Degrees of freedom are the number of independent pieces of information available to estimate another quantity.
► E-BOOK
numiqo.com/statistics-book
► Degrees of Freedom
numiqo.com/tutorial/degrees-of-freedom
Source:
1) Picture of Arnold Schwarzenegger
Governo do Estado de São Paulo
flickr.com/people/38014693@N04
(commons.wikimedia.org/wiki/File:Arnold_Schwarzenegger_2019_(cropped).jpg)
2) Picture of Schlossbergbahn
Harry Schiffer
![Likert-Skala [Fragebogen leichtgemacht]](https://i.ytimg.com/vi/2d7rgIiTvvQ/mqdefault.jpg "Likert-Skala [Fragebogen leichtgemacht]
In diesem Video erfährst du alles rund um das Thema Likert Skala. Starten wir mit der wichtigsten Frage, wofür brauchen wir denn eine Likert Skala? Latente Variablen und Fragebogendesign.
Dieses Video hilft dir beim sauberen wissenschaftlichen Arbeiten und der empirischen Forschung.
Hier geht es zum Online-Umfragetool:
https://numiqo.com/survey/
Und zum Buch Fragebogen leichtgemacht
https://numiqo.com/statistik-buch#fragebogen-leichtgemacht
Videos Zum Thema Fragebogenkonstruktion:
1) Aufbau eines Fragebogens
https://youtu.be/7Vd_5ssg66k
2) Fragetypen im Fragebogen
https://youtu.be/9diXUjG437o
3) Likert-Skala
https://youtu.be/2d7rgIiTvvQ
4) Online-Fragebogen erstellen mit DATAtab
https://youtu.be/OPLWB3ONyh4")
![Friedman Test [Simply Explained]](https://i.ytimg.com/vi/2moNzzkkZwU/mqdefault.jpg "Friedman Test [Simply Explained]
The Friedman test analyzes whether there are statistically significant differences between three or more dependent samples.
The Friedman test is the non-parametric counterpart of the analysis of variance with repeated measures.
Friedman Test Calculator:
https://numiqo.com/statistics-calculator/hypothesis-test/friedman-test-calculator")
![Types of Regression [in 60 sec.] #shorts](https://i.ytimg.com/vi/3vJaiEM7OAQ/mqdefault.jpg "Types of Regression [in 60 sec.] #shorts
Regression analyses are divided into simple linear regression, multiple linear regression and logistic regression. The type of regression analysis that should be used, depends on the number of independent variables and the scale of measurement of the dependent variable.
#statistics #stats #datasience")
