MathDB
1987 AMC 12 #5 - Table of Measurements

Source:

December 31, 2011
percentAMC

Problem Statement

A student recorded the exact percentage frequency distribution for a set of measurements, as shown below. However, the student neglected to indicate NN, the total number of measurements. What is the smallest possible value of NN? \begin{tabular}{c c} \text{measured value} & \text{percent frequency} \\ \hline 0 & 12.5 \\ 1 & 0\\ 2 & 50\\ 3 & 25 \\ 4 & 12.5 \\ \hline \ & 100 \\ \end{tabular} <spanclass=latexbold>(A)</span> 5<spanclass=latexbold>(B)</span> 8<spanclass=latexbold>(C)</span> 16<spanclass=latexbold>(D)</span> 25<spanclass=latexbold>(E)</span> 50 <span class='latex-bold'>(A)</span>\ 5 \qquad<span class='latex-bold'>(B)</span>\ 8 \qquad<span class='latex-bold'>(C)</span>\ 16 \qquad<span class='latex-bold'>(D)</span>\ 25 \qquad<span class='latex-bold'>(E)</span>\ 50