In Problem 9, count Halstead's ry1 and ry2. Calculate ry and N. Count all strings as occurrences of one operand called ‘‘string.'' Show your work.
1. Explain why the height example satis?es the criteria for valid metrics.
Criteria 1: Di?erent people can be di?erent heights.
Criteria 2: Any two people that we feel are related in height, their numerical heights would agree.
Criteria 3: Each additional height on a person matches the increase in numerical height.
Criteria 4: Di?erent people can be the same height.