DATA1001 Lecture Notes - Lecture 5: Scatter Plot, Box Plot
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Histogram: higher boxes= more data = crowding, we use a histogram for quantitative data, a histogram highlights the percentage of data in one class interval compared to another. "left closed, right open" means that an 18 year old would be included in "18-21" and not "0-18" Step 2: draw the horizontal axis and blocks. Agef