A man in camouflaged shorts , and a white t-shirt shines , another man 's black shoes on a sidewalk .
Chances are about even that a man makes money by shining shoes on the sidewalk .
It is almost certain that a man makes money by shining shoes on the sidewalk .
Chances are about even that a man makes money by shining shoes on the sidewalk .
A man makes money by shining shoes on the sidewalk .