Introduction to Histograms

The video tutorial explains histograms, a type of bar chart for grouped data, highlighting key differences such as the use of frequency density instead of frequency and touching bars with varying widths. It details how to calculate frequency density by dividing frequency by class width and how to plot histograms with a continuous x-axis scale. The tutorial also covers calculating frequency from histograms by multiplying frequency density by class width, emphasizing the importance of understanding these calculations.

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