Point estimate and Interval estimates are the two forms of population parameter estimation based on sample data.

Point and Interval Estimation
Posted by Ted Hessing
Point estimate and Interval estimates are the two forms of population parameter estimation based on sample data.
The 7M Tools/ 7 Management tools are known for qualitative data analysis. These tools are used for planning and managing operations.
A Tree diagram helps you break down big problems into smaller ones by defining the problem’s constituent pieces.
A project priority matrix – also known as a prioritization matrix – can help you to work out and negotiate priorities for a project.
Process Characterization is a method to identify and quantify the significant source of variation. It is part of the Control phase of DMAIC.