The time series 1deaths is available in R. It measures the number of deaths in the UK from lung disease, over a period of time. For the time series 1deaths, find: (a) the number of observations that have been made per year (b) the time of the first observation (c) the time of the last observation (d) the autocorrelation function at lag 2 (ie p) (e) the number of people who died from lung disease in February 1978 (f) the total number of people who died from lung disease during 1976.