After completing this module, you should be able to ...

- Compute measures of center (mean and median) by hand and with R.
- Compute mesures of dispersion (standard deviation, IQR, and range) by hand and with R.
- Construct a histogram.
- Construct a boxplot.

## Preparation for Class

Use the materials below to answer the questions on this preparation guide.

- Reading
- Calculate Median and IQR [15 mins]
- Additional for calculating the median: A [2 mins], B [5 mins],
**OR**C [3 mins] - Additional for calculating the IQR [3 mins]

- Additional for calculating the median: A [2 mins], B [5 mins],
- Calculate Standard Deviation: A [5 mins]
**OR**B [13 mins] - Construct a Histogram [13 mins]
- Univariate EDA (Quantitative) in R [4 mins]