Problem:
A student recorded the exact percentage frequency distribution for a set of measurements, as shown to the right. However, the student neglected to indicate N, the total number of measurements. What is the smallest possible value of N?
Measured01234​Value12.50502512.5100​​
Answer Choices:
A. 5
B. 8
C. 16
D. 25
E. 50
Solution:
Since 12.5% is 1/8,N must be at least 8. Since 50%=1/2=4/8 and 25%=1/4=2/8,N=8 is the answer.