the way you would know from the data if you walked faster because if you keep track of how fast you walk going one way a point in time then another time and compare the two you can see how far you walk
THE WAY YOU WOULD KNOW FROM THE DATA IF YOU WALKED FASTER BECAUSE IF YOU KEEP TRACK OF HOW FAST YOU WALK GOING ONE WAY A POINT IN TIME THEN ANOTHER TIME AND COMPARE THE TWO YOU CAN SEE HOW FAR YOU WALK
