# Module 2: Descriptive statistics

### Learn

### 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!

### Learn

### Practice

Creating box plotsGet 3 of 4 questions to level up!

Reading box plotsGet 3 of 4 questions to level up!

Shape of distributionsGet 3 of 4 questions to level up!

### Learn

### Practice

Mean, median, and modeGet 5 of 7 questions to level up!

Calculating the meanGet 3 of 4 questions to level up!

Calculating the medianGet 3 of 4 questions to level up!

### Learn

### Practice

Calculating the mean: data displaysGet 3 of 4 questions to level up!

Calculating the median: data displaysGet 3 of 4 questions to level up!

Effects of shifting, adding, & removing a data pointGet 3 of 4 questions to level up!

Missing value given the meanGet 3 of 4 questions to level up!

### Learn

### Practice

Comparing data distributionsGet 3 of 4 questions to level up!

Comparing center and spreadGet 5 of 7 questions to level up!

Mean absolute deviation (MAD)Get 3 of 4 questions to level up!

### Learn

### Practice

Sample and population standard deviationGet 3 of 4 questions to level up!

### Learn

### Practice

Interquartile range (IQR)Get 3 of 4 questions to level up!

Interpreting quartilesGet 3 of 4 questions to level up!

Identifying outliersGet 3 of 4 questions to level up!

### Learn

### Practice

Comparing distributionsGet 3 of 4 questions to level up!

Comparing data displaysGet 3 of 4 questions to level up!

### Learn

### Practice

Create two-way frequency tablesGet 3 of 4 questions to level up!

Read two-way frequency tablesGet 3 of 4 questions to level up!

Create two-way relative frequency tablesGet 3 of 4 questions to level up!

Reading two-way relative frequency tablesGet 3 of 4 questions to level up!

### Learn

### Practice

Interpreting two-way tablesGet 3 of 4 questions to level up!

Trends in categorical dataGet 3 of 4 questions to level up!

### Learn

### Practice

Constructing scatter plotsGet 3 of 4 questions to level up!

Positive and negative linear associations from scatter plotsGet 3 of 4 questions to level up!

### Learn

### Practice

Eyeballing the line of best fitGet 3 of 4 questions to level up!

Describing trends in scatter plotsGet 3 of 4 questions to level up!

Estimating equations of lines of best fit, and using them to make predictionsGet 3 of 4 questions to level up!

Interpreting slope and y-intercept for linear modelsGet 3 of 4 questions to level up!

### Learn

### Practice

Calculating and interpreting residualsGet 3 of 4 questions to level up!

Residual plotsGet 3 of 4 questions to level up!

### Learn

### Practice

Correlation coefficient intuitionGet 3 of 4 questions to level up!