Ninety Rule Quotes

1 Ninety Rule quotes by 1 unique authors

• The Ninety-Ninety Rule of Project Schedules - the first ninety percent of the task takes ninety percent of the time, and the last ten percent… — Arthur Bloch

Who Wrote These Ninety Rule Quotes

1 author contributed a total of 1 Ninety Rule Quote as follows:

• 1 Ninety Rule Quote by Arthur Bloch