monthly) using a run chart
, the graphic analysis would provide not only the mean value for the process, but also the UCL and LCL.
The first seep is knowing bow to formulate and analyze run charts
Ben Williams led the run charts
with 38, Indian import Marripuri Suresh added his best score of the season with 32 and Mitch Van Wyk posted 21.
Durham City put up a good fight at Burnmoor with Rob Flunder (71no) leading the run charts
again, but Jimmy Daley made a nonsense of the target of 213 with a bruising, undefeated 121.
The motivation for looking at data using run charts
comes from the fact that every process, over time, is subject to variability; they are used for quality control in industrial processes.
The one small success story has been Llanelli opener Gareth Rees, who tops the averages and the run charts
in his first full season and is in sight of 1,000 runs.
After another good Australian summer, in which he vied with Chris Rogers, his main rival for the retired Justin Langer's place as Test opener, in the run charts
, there is also the side issue of his international ambitions.
Bar graphs, line charts, run charts
(monitoring of a single item in a line graph), and pie chart displays are all useful tools.
The main techniques are: measurement and error logging charts; corrective action systems; work process flow charts; run charts
and process control charts.
Control charts and run charts
should be used with any feedback method.
show the same data as a histogram but plot the values over time.
Techniques and tools discussed in this book include descriptive and inferential statistics, cause and effect analyzes, measures of variability, probability, run charts
and control charts, trending and forecasting.