Shewhart Control Chart for Individual Measurements MCQ

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Moving range can only be calculated by the two successive observations.

ক
True

খ
False
Which of this stands correct for the relation between the ARL for a shewhart control chart and the individual control chart ARL?

ক
ARLindividual control chart=1/ ARLshewhart control chart

খ
ARLindividual control chart= ARLshewhart control chart

গ
ARLindividual control chart≪ARLshewhart control chart

ঘ
ARLindividual control chart≫ ARLshewhart control chart
The average number of points that must be plotted before an out-of-control point is plotted on an Individuals control chart?

ক
ARL

খ
ATS

গ
MTBF

ঘ
Hazard rate
The center line for any individuals control chart represents the value equal to __________

ক
The process mean

খ
The moving range

গ
The mean of moving ranges

ঘ
The process standard deviation
MR (Moving Range) is defined as

ক
The difference of highest observation and the lowest observation

খ
The difference between any two successive observations

গ
The difference between the highest observation and mean of observations

ঘ
The difference between the lowest observation and mean of the observations
In the case of individuals control charts, which of these is used?

ক
Relative range

খ
Process standard deviation

গ
Mean of the highest observations

ঘ
Moving range
In the case of automatic manufacturing, the sample size is ___________

ক
1

খ
2

গ
4

ঘ
Greater than 5
The Shewhart control charts for sample size n=1 are called _________

ক
Single Sample control charts

খ
Stationary control charts

গ
Control charts for zero variance

ঘ
Control charts for individual measurements