manual test
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manual test of post a simple way to visualize or summarize monthly returns as well as average monthly returns using R. Interested readers can modify the instrument, period and length of time to their preference.
We start by installing the R packages that will be needed to produce libraries later. For more information about one of the key packages used here, the tidyquant package, see [2].
Getting and Preparing Data
We will get the data for the S&P 500 Index, symbol = ^GSPC, from Yahoo! Finance. We will then prepare the data for visualization and/or Summarization of results as needed.
R Markdown
This is an R Markdown document. Markdown is a simple formatting syntax for authoring HTML, PDF, and MS Word documents. For more details on using R Markdown see http://rmarkdown.rstudio.com.
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summary(cars) ## speed dist ## Min. : 4.0 Min. : 2.00 ## 1st Qu.:12.0 1st Qu.: 26.00 ## Median :15.0 Median : 36.00 ## Mean :15.4 Mean : 42.98 ## 3rd Qu.:19.0 3rd Qu.: 56.00 ## Max. :25.0 Max. :120.00
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