Question: Examine the the milk data set in the TSA library. Is this time series stationary? Is this time series seasonal? If so, explain the seasonal

Examine the the milk data set in the TSA library. Is this time series stationary? Is this time series seasonal? If so, explain the seasonal period. Suggest a difference to make the data stationary and provide evidence. Below is code on how to access the data and get a monthly or 6 month difference. Another difference may be better.

library(TSA)

data(milk)

d1 <- diff(milk,1)

d6 <- diff(milk,6)

Using R Studio program

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