If you're planning to have employees log their own time in spreadsheets and submit them as timesheets with a built-in time calculator in Excel, using separate spreadsheets may be the easiest solution.

How to Represent a Percentage of Time in a 24-Hour Cycle in Excel Graphs. Excel displays percentages of a whole using pie charts, also known as wedge charts of circle graphs.

I’ve never seen a CI initiative, by any name, ever start with an assignment to specifically go develop an “ideal cycle time” that would be widely applicable in what appears to be a job shop. My take ...