There is an archaeological study area located in southwestern NewMexico. Potsherds are broken pieces of prehistoric Native American clay vessels. One type of painted ceramic vessel is called Mimbress classic black-on-white. At three different sites, the number of such sherds was counted in local dwelling excavations. Site I 66 , 30 , 24 , 18 , 76 , 57 , 26 Site II. 28 , 17 , 53 , 64 Site III 10 , 32 , 71 , 25 , 14 , 13 Find S TOT . (Round your answer to three decimal places.) SSS T TOT = Find S S BET . (Round your answer to three decimal places.) S S BET = Find S S W and check that S S TOT = S S BET + S S W . (Round your answer to three decimal places.).