analysis

Performance of my stock vs. cpi

Intro As a new years resolution, I made a promise to myself to be more conscious about the investments that I’m making. Of the few that I have, I’ve decided to look into the historical performance of one of the funds that I have. I want to compare the stock price increase over time with the overall consumer price for products in the U.S. (using the CPI-U). Using quantmod to see performance quantmod is an R package that makes it easy for users to track their stock.

Replacing missing values in R

Problem So I’m a regular visitor of the r/rstats subreddit and recently there was a post about replacing missing values using a certain logic. Specifically here is the problem: Below is a dataframe where each row represents a city and the idea is to fill the missing unemployment rate. The OP (original poster) wanted to fill in the NA columns based on the mean value of the unemployment rate of the same State and Size.