________ makes it incredibly easy to fit time series models like ARIMA, ARMA, AR, Exponential Smoothing, etc.
A. sqldf
B. plyr
C. forecast
D. All of the mentioned
Answer:A
________ makes it incredibly easy to fit time series models like ARIMA, ARMA, AR, Exponential Smoothing, etc.
A. sqldf B. plyr C. forecast D. All of the mentioned
Explanation:Most important feature is the resulting forecast plot. 4. ________ provides needed string operators in R.