In a competition, the bar is initially set at a low height, and is only moved upwards in set increments (usually 3 or 5 centimetres). Each competitor has the option of choosing what height they wish to start at, but once a height has been cleared by one competitor obviously a competitor cannot choose to start at a lower height. Once a competitor has elected to start jumping, they can choose whether to attempt subsequent heights, but if they choose not to attempt a height it counts as a pass. Any competitor who records three consecutive misses is out of the competition. The competitor who clears the highest jump is declared the winner. If two or more competitors clear the same maximum height, the competitor with the lowest number of failed attempts (at any height)is the winner. …
