help with a,b and c

fime series (Round your answers to ten decmul picest) b) Conipute the Nse for the weghted meving averagt is pat (t). MEE = The ntiplecd mevisg averpe is preterred becaise it has a arger hase compered th the urwegtien meving averape. The weigutet moving arrage is preterted becaute it has a smiler hes apeaitd to the unweghted moving aveage fime series (Round your answers to ten decmul picest) b) Conipute the Nse for the weghted meving averagt is pat (t). MEE = The ntiplecd mevisg averpe is preterred becaise it has a arger hase compered th the urwegtien meving averape. The weigutet moving arrage is preterted becaute it has a smiler hes apeaitd to the unweghted moving aveage