Compute statistics for the data in the following table. Before starting, read the following boxed insert on smart editing.
| year | square feet | electricity |
|---|---|---|
| 2007 | 14,214,216 | 2,141,705 |
| 2008 | 14,359,041 | 2,108,088 |
| 2009 | 14,752,886 | 2,150,841 |
| 2010 | 15,341,886 | 2,211,414 |
| 2011 | 15,573,100 | 2,187,164 |
| 2012 | 15,740,742 | 2,057,364 |
Create a matrix with 6 rows and 3 columns containing the numbers 1 through 18.
Install the weathermetrics package and run the preceding code.
Create a CSV file of annual CO2 measurements (PPM) for 1969 through 2011 taken at the Mauna Loa Observatory.2 You should set up the file so that it contains three columns: year, month, and CO2 measurements. Read the file into R, do some basic stats, and plot year versus CO2.
Create a file with the maximum temperature for each year.
This page is part of the promotional and support material for Data Management (open edition) by Richard T. Watson |