Frequency Tables and Dot Plots
Sometimes it is helpful to know how many times a given data point occurs in the set of numbers. This is easy to find out if the data is organized in a frequency table or a dot plot. Watch the video and complete the corresponding interactive exercises.
Practice
Creating frequency tables - Answers
1. \(
\begin{array}{cc}
\text { Number of times being suspended } & \text { Number of students } \\
\hline 4 & 2 \\
\hline 5 & 3 \\
\hline 6 & 1 \\
\hline 7 & 2
\end{array}
\)
2. \(
\begin{array}{cc}
\text { Number of holes } & \text { Number of dresses } \\
\hline 5 & 1 \\
\hline 6 & 0 \\
\hline 7 & 2 \\
\hline 8 & 3
\end{array}
\)
3. \(
\begin{array}{cc}
\text { Number of children } & \text { Number of members } \\
\hline 1 & 1 \\
\hline 2 & 1 \\
\hline 3 & 2 \\
\hline 4 & 1 \\
\hline 5 & 3 \\
\end{array}
\)
4. \(
\begin{array}{cc}
\hline \text{Number of injured players} &\text { Number of matches } \\
\hline 0 & 0 \\
\hline 1 & 3 \\
\hline 2 & 3 \\
\hline
\end{array}
\)