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Yes, the answer is 2.
There are exactly 2 elements that fall between $130,000 and $140,000.
Obviously the final bar is of size 2 again,
because there are exactly 2 elements.
Now, this histogram differs from the bar chart in that the vertical axis is just a frequency count
whereas before it might have been a median home sales value.
In 1-dimensional data sets that are numerical, this could be informative.
You can say, for example the majority of workers in this company
are in this salary bracket where as a much smaller number are in higher salary brackets.