Data distributions

Displays of distributions

Learn

Frequency tables & dot plots
(Opens a modal)
Creating a histogram
(Opens a modal)
Interpreting a histogram
(Opens a modal)
Shapes of distributions
(Opens a modal)

Practice

Creating dot plotsGet 3 of 4 questions to level up!
Reading dot plots & frequency tablesGet 3 of 4 questions to level up!
Create histogramsGet 3 of 4 questions to level up!
Read histogramsGet 3 of 4 questions to level up!
Shape of distributionsGet 3 of 4 questions to level up!

Summarizing center of distributions (central tendency)

Learn

Statistics intro: Mean, median, & mode
(Opens a modal)
Mean, median, & mode example
(Opens a modal)
Missing value given the mean
(Opens a modal)
Impact on median & mean: removing an outlier
(Opens a modal)
Impact on median & mean: increasing an outlier
(Opens a modal)
Choosing the "best" measure of center
(Opens a modal)

Practice

Mean, median, and modeGet 5 of 7 questions to level up!
Missing value given the meanGet 3 of 4 questions to level up!
Effects of shifting, adding, & removing a data pointGet 3 of 4 questions to level up!

Box and whisker plots

Learn

Constructing a box plot
(Opens a modal)
Reading box plots
(Opens a modal)
Interpreting box plots
(Opens a modal)

Practice

Creating box plotsGet 3 of 4 questions to level up!
Reading box plotsGet 3 of 4 questions to level up!
Interpreting quartilesGet 3 of 4 questions to level up!

Comparing distributions

Learn

Comparing distributions with dot plots (example problem)
(Opens a modal)

Practice

Comparing distributionsGet 3 of 4 questions to level up!

About this unit

Data makes more sense when we graph it and summarize it with numbers.