Labels:bulletin board | dialog box | sky | window | windowpane OCR: vancover fo San Franc San Francisco fo Vancouver Mean 2.142 1.84428571428571 Variance 0.01659555555556 0.01289523809524 observ ations Hypoth hesized Mean D Observed Mean Differt 0 .29771428571429 14 .0682635622147 Stat 5 .03104492868514 (T<= -f one tail . .0480098755e -05 Critical one- tail 1.76070644167497 - f two -tail 0 .000 180960 19751 Critical two -tail 2.1438 1073488891 Hypothesized 00018096019751
