Year 11 Maths - General Investigating and comparing data distributions

Problem-Solving Using The Statistical Investigation Process

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Questions

Question 1

29498

In 2000, a maths test was given to a group of boys and girls. From the table, determine the median of each group

Answer

G: 11.5 B:14

Worked Solution

\begin{align}
&\text {Girls: } \\
&9\;10\;10\;11\;\textcolor{red}{\underline{11\;12}}\;14\;14\;15\;16\\
&\text { Median }=\frac{11+12}{2}=11.5 \\
\\
&\text {Boys: } \\
&5\;6\;12\;14\;\textcolor{red}{\underline{14\;14}}\;16\;18\;18\;19 \\
&\text { Median }=14
\end{align}

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