Editing Statistics and Statistical Programming (Spring 2019)/Problem Set: Week 2
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:'''PC0.''' Create a new project and RMarkdown script for this week's problem set. | :'''PC0.''' Create a new project and RMarkdown script for this week's problem set. | ||
:'''PC1.''' Run the following command (just once!) at the R console: <code> sample(x=c(1:20), size=1)</code>. The output of the command is your group number for this assignment (''Optional bonus'': Explain what this command does.). | :'''PC1.''' Run the following command (just once!) at the R console: <code> sample(x=c(1:20), size=1)</code>. The output of the command is your group number for this assignment (''Optional bonus'': Explain what this command does.). | ||
:'''PC2.''' Navigate to the [https://communitydata.cc/~ads/teaching/2019/stats/data data repository for the course] and download the RData file in the <code>week_02</code> subdirectory with | :'''PC2.''' Navigate to the [https://communitydata.cc/~ads/teaching/2019/stats/data data repository for the course] and download the RData file in the <code>week_02</code> subdirectory with the output of PC1 associated with it (e.g., <code>group_<output>.Rdata</code>). | ||
:'''PC3.''' Load that file into R. It should contain one variable. Find that variable! | :'''PC3.''' Load that file into R. It should contain one variable. Find that variable! | ||
:'''PC4.''' Compute and present summary statistics for your variable. Be sure to include the minimum, maximum, mean, median, variance, standard deviation, and interquartile range. | :'''PC4.''' Compute and present summary statistics for your variable. Be sure to include the minimum, maximum, mean, median, variance, standard deviation, and interquartile range. |