{r setup, include=FALSE} knitr::opts_chunk$set(echo = TRUE)
{r} install.packages("quantmod")
{r} library(quantmod)
{r} getSymbols(c("MSFT", "BAC", "HOOD", "TSLA"), src="yahoo")
{r} getSymbols("MSFT", src="yahoo",from = "2024-10-01", to = "2025-02-01")
{r} head(MSFT)
{r} open_prices <- MSFT$MSFT.Open
{r} which.max(open_prices) open_prices[which.max(open_prices)]
{r} plot(open_prices, main = "Microsoft Open Prices", col = "blue")