Question
I have this code right now: library(quantmod) getSymbols(Symbols=SPY, from=2012-01-01, to= 2013-12-31) SPY=data.frame(SPY) Data=matrix(SPY$SPY.Adjusted, ncol=10, byrow=T) df=data.frame(Data) next I am supposed to Calculate the mean and
I have this code right now:
library("quantmod")
getSymbols(Symbols="SPY", from="2012-01-01", to= "2013-12-31")
SPY=data.frame(SPY)
Data=matrix(SPY$SPY.Adjusted, ncol=10, byrow=T)
df=data.frame(Data)
next I am supposed to Calculate the mean and standard deviation of each column. Store the result in another data frame and print out this data frame in a nice table. I have been looking at this for hours and am very stuck. Thank you in advance!
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Principles of Managerial Finance
Authors: Lawrence J. Gitman, Chad J. Zutter, Wajeeh Elali, Amer Al Roubaix
Arab World Edition
1408271583, 978-1408271582
