option 2) Begins and ends with a frequency of zero

Important Differences Between A Histogram And A Frequency Polygon Is That The Frequency Polygon Begins and ends with a frequency of zero because when you join the midpoints of the group in the graph you have to start from x-axis and finish it on the x-axis.

Important Differences Between A Histogram And A Frequency Polygon Is That The Frequency Polygon Begins and ends with a frequency of zero because when you join the midpoints of the group in the graph you have to start from x-axis and finish it on the x-axis.