Use statistics appropriate to the shape of the data distribution to compare center (median, mean) and spread (interquartile range, standard deviation) of two or more different data sets.
Data Analysis, Statistics, and Probability
- Solve problems and make decisions that depend on understanding, explaining, and quantifying the variability in data
Visual displays and summary statistics condense the information in data sets into usable knowledge
Summarize, represent, and interpret data on a single count or measurement variable