Friday, March 22, 2019

7 Quality Tools

The seven basic Quality tools are:
  1. Check sheet.
  2. Control chart.
  3. Stratification (alternately, flow chart or run chart)
  4. Pareto chart.
  5. Histogram.
  6. Cause-and-effect diagram (also known as the "fishbone" or Ishikawa diagram)
  7. Scatter diagram.

Thursday, March 21, 2019

Histogram

Histogram:
It is a tool for showing the central tendency, statistical distribution and dispersion of a given set of measurements that will be shown on a vertical bar chart . It is useful when we want to know which categories have a larger frequency. We can use it in many applications such as- defining the resources that will perform the project work by using Resource Histogram which shown below.

Accuracy Precision