By using Excel or Google Sheets to create impactful graphs, you'll be able to captivate your audience, facilitate meaningful discussions, and drive home the key points of your presentation.

Learn to calculate Consumer Price Index (CPI) using Excel and create its graph, please read through this article. We have discussed the prcedure extensively.

If you need to create a Line Chart and Scatter Plot in Excel, read through this article. We have also explained which one is right for you.

I just tried this. Select all the data you want to have graphed, click on Insert, pick line graph, and choose which one you want. Excel (2007) automagically grouped date and time on the X axis.