Visually demonstrate the relationship between BMI and initial HbA1c levels Go back to the diabetic data sheet: Highlight the BMI column and the HbA1c at start of year column Insert - scatter plot Change the title of the graph to "BMI and initial HbA1c" Click on a white portion of the chart, then click on the " " sign. Click next to "Axis titles" and change the Y axis (vertical) title to "Initial HbA1c". Change the x axis (horizontal) to "BMI" Click near the top of the chart until crosshairs appear and move the chart to the side