THIS IS DATAPLOT DATA FILE BOXJENK1.DAT CHEMICAL PROCESS YIELD AUTOREGRESSIVE SERIES BOX & JENKINS, TIME SERIES ANALYSIS: FORECASTING & CONTROL, HOLDEN-DAY, PAGE 530, PAGE 32. NUMBER OF OBSERVATIONS = 70 TOTAL NUMBER OF VARIABLES = 1 RESPONSE VARIABLE = CHEMICAL PROCESS YIELD TO READ THIS INTO DATAPLOT-- SKIP 25 READ BOXJENK1.DAT Y YIELD ----- 47 64 23 71 38 64 55 41 59 48 71 35 57 40 58 44 80 55 37 74 51 57 50 60 45 57 50 45 25 59 50 71 56 74 50 58 45 54 36 54 48 55 45 57 50 62 44 64 43 52 38 59 55 41 53 49 34 35 54 45 68 38 50 60 39 59 40 57 54 23