Please use the external data file $$weatherstats$.$csv$$ to answer this question. Make a time

series plot of the Victoria average daily low temperatures $($VADL$.$temp$)$ and another for the

Calgary average daily low temperatures $($CADL$.$temp$).$ Which time$-$series, VADL.temp or

CADL.temp has larger variability in temperature? Please include both plots in your report

and don$$t forget to add titles and footnotes.