In a survey, 20 people were asked how many magazines they had purchased during the previous year. The
results are shown below. Construct a histogram to represent the data. Use 4 classes with a class width of 10, and
begin with a lower class limit of -0.5. What is the approximate amount at the center? $\begin{array}{rrrrrrrrrr}
6 & 15 & 3 & 36 & 25 & 18 & 12 & 18 & 5 & 30 \
24 & 7 & 0 & 22 & 33 & 24 & 19 & 4 & 12 & 9
\end{array}$

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The Answer of In a survey, 20 people were asked how many magazines they had purchased during the previous year. The
results are shown below. Construct a histogram to represent the data. Use 4 classes with a class width of 10, and
begin with a lower class limit of -0.5. What is the approximate amount at the center? $\begin{array}{rrrrrrrrrr}
6 & 15 & 3 & 36 & 25 & 18 & 12 & 18 & 5 & 30 \
24 & 7 & 0 & 22 & 33 & 24 & 19 & 4 & 12 & 9
\end{array}$

In a Survey, 20 People Were Asked How Many Magazines 615336251812185302470223324194129\begin{array}{rrrrrrrrrr}6 & 15 & 3 & 36 & 25 & 18 & 12 & 18 & 5 & 30 \\24 & 7 & 0 & 22 & 33 & 24 & 19 & 4 & 12 & 9\end{array}624​157​30​3622​2533​1824​1219​184​512​309​

In a Survey, 20 People Were Asked How Many Magazines $\begin{array}{rrrrrrrrrr}6 & 15 & 3 & 36 & 25 & 18 & 12 & 18 & 5 & 30 \\24 & 7 & 0 & 22 & 33 & 24 & 19 & 4 & 12 & 9\end{array}$