Related Questions

Which of the following is/are the advantages of using a control chart for inspection? (i) A control chart indicates whether the process is in control or out of control. (ii) A control chart determines process variability. (iii) A control chart ensures product quality. (iv) Scrap or percentage reduction can be reduced by taking the necessary actions in time against the warnings indicated by control charts. (v) Control charts build up the reputation of the organization through customer’s satisfaction. (vi) The control chart can detect the unusual variations taking place in a process.
Data for _________ process control can be presented in whichever form in which data is commonly presented for analysis, presentations, and comparison. These tools include bar charts, pie charts, scatter plots to relate two or more variables, Pareto charts, and control charts.
Which of these charts can be used instead of Shewhart control charts, in the case of small number of subgroups used to construct the charts, which were recommended by Quesenberry?
Shewhart control charts are better for phase II applications than the Cusum charts.
Which of these is a reason, why the Cusum charts are better than the Shewhart control charts?
EWMA charts are better than Shewhart control charts in detecting the ___________ shifts.
Bar charts and histograms are often used to represent economic data. Which media are using them now-a-days?
A piston containing an ideal gas is originally in the state X (see figure). The gas is taken through a thermal cycle X → Y → X as shown
Thermodynamics and Statistical Physics mcq question image
The work done by the gas is positive, if the direction of the thermal cycle is
Statistical process control (S.P.C.) or statistical quality control (S.Q.C.) does not involves data collection and analysis, modeling of systems, problem solving, and design of experiments.
Proper type of control charts to be prepared, must be chosen after choosing the point in the process at which the control charts will be implemented.