SOFTWARE PROJECT MANAGEMENT
QUALITY MANAGEMENT
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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a cause-and-effect diagram
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a control chart
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a run chart
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a scatter diagram
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Detailed explanation-1: -The control chart is a graph used to study how a process changes over time. Data are plotted in time order. A control chart always has a central line for the average, an upper line for the upper control limit, and a lower line for the lower control limit. These lines are determined from historical data.
Detailed explanation-2: -A Control Chart Indicates a Process is Out of Control When: The following point to out of control conditions on a control chart: Six consecutive points, increasing or decreasing. Fourteen consecutive points that alternate up and down. One or more points outside the control limits.
Detailed explanation-3: -Control charts are one of the most popular SPC tools used by manufacturers. They are used to determine whether a process is in or out of control.