Surely aim high so that you don't get very low . If you target 10 percent you are likely to get less that. However if one target 80 percent one is likely to achieve at least 50 percent but hardly less than 10.
Surely aim high so that you don't get very low . If you target 10 percent you are likely to get less that. However if one target 80 percent one is likely to achieve at least 50 percent but hardly less than 10.