# Module 6: Statistics

## Topic A: Understanding distributions

Learn
Representing dataFrequency tables & dot plotsStatistical questionsCreating a histogramInterpreting a histogram
Practice
Data set warm-upGet 5 of 7 questions to level up!
Creating frequency tablesGet 3 of 4 questions to level up!
Creating dot plotsGet 3 of 4 questions to level up!
Reading dot plots & frequency tablesGet 3 of 4 questions to level up!
Estimate center using dot plotsGet 3 of 4 questions to level up!
Statistical questionsGet 5 of 7 questions to level up!
Create histogramsGet 3 of 4 questions to level up!
Read histogramsGet 3 of 4 questions to level up!

## Topic B: Summarizing a distribution that is approximately symmetric using the mean and mean absolute deviation

Learn
Statistics intro: Mean, median, & modeMean, median, & mode exampleCalculating the meanMissing value given the meanMean as the balancing pointMedian & range puzzlersImpact on median & mean: removing an outlierImpact on median & mean: increasing an outlierMean absolute deviation (MAD)Mean absolute deviation example
Practice
Calculating the meanGet 3 of 4 questions to level up!
Calculating the mean: data displaysGet 3 of 4 questions to level up!
Missing value given the meanGet 3 of 4 questions to level up!
Median & range puzzlersGet 3 of 4 questions to level up!
Mean absolute deviation (MAD)Get 3 of 4 questions to level up!

## Topic C: Summarizing a distribution that is skewed using the median and the interquartile range

Learn
Interquartile range (IQR)Constructing a box plotReading box plotsWorked example: Creating a box plot (odd number of data points)Worked example: Creating a box plot (even number of data points)Interpreting box plots
Practice
Calculating the medianGet 3 of 4 questions to level up!
Calculating the median: data displaysGet 3 of 4 questions to level up!
Interquartile range (IQR)Get 3 of 4 questions to level up!
Reading box plotsGet 3 of 4 questions to level up!
Creating box plotsGet 3 of 4 questions to level up!
Interpreting quartilesGet 3 of 4 questions to level up!

## Topic D: Summarizing and describing distributions

Learn
Comparing dot plots, histograms, and box plotsShapes of distributionsClusters, gaps, peaks & outliers
Practice
Comparing data displaysGet 3 of 4 questions to level up!
Shape of distributionsGet 3 of 4 questions to level up!
Clusters, gaps, peaks, & outliersGet 5 of 7 questions to level up!