0There is 7 type of quality control tool:
1) Histogram it is used for display frequency distribution
2) simple checksheet tool for collecting and analysing the data
3) scatter diagram used for bivariate data analysis
4) Fishbone or cause and effect diagram used to study root cause analysi
5) Control chart used to study process how much changes occurs with time
6) Pareto chart It displays the most significant factors on the graph
7) The flow charts or run chart continuous monitoring of process and capturing the data in a defined interval.
