In this program
- Data types and variables
- Levels of measurement
- Sampling methods
- Study design basics
- Frequency tables and histograms
- Boxplots
- Measures of center: mean, median, and mode
- Measures of spread: variance, standard deviation, and IQR
- See all →
Data and descriptive statistics
Measures of spread: variance, standard deviation, and IQR
Introductory statistics · STEM / applied
Topic
Measures of spread: variance, standard deviation, and IQR
Undergraduate Introductory statistics — outline derived from course README sections and typical US statistics syllabi (OpenIntro / standard OER where applicable).