Task,Question,N,Mean,Median,SD,Min,Max FIND,Difficulty without XWebAgent,46,4.37,5.0,1.68,1,7 FIND,Ease with XWebAgent,47,5.66,6.0,1.59,1,7 FIND,Accuracy,47,5.96,6.0,1.02,3,7 GUIDE,Difficulty without XWebAgent,47,4.77,5.0,1.55,1,7 GUIDE,Ease with XWebAgent,47,5.55,6.0,1.57,1,7 GUIDE,Accuracy,46,5.52,6.0,1.44,2,7 HIDE,Difficulty without XWebAgent,47,5.47,6.0,1.47,2,7 HIDE,Ease with XWebAgent,47,5.94,6.0,1.36,1,7