Term
| A(n) _____________ is a plot of the data samples over time (a time series plot). |
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Definition
A. check-sheet
B. histogram
C. P chart
D. control chart |
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Term
The ___________ chart plots the average value of each subgroup.
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Definition
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Term
With exception to step, the steps used to create a control chart using SPC software are the same steps used to create _________.
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Definition
A. Pareto charts
B. Histograms
C. p charts
D. A and B |
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Term
| __________ is data that can be gathered by answering one true-or-false question. |
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Definition
A. Numerical data
B. Attribute data
C. Variable data
D. Characteristic data |
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Term
| An example of a chart used for attribute data is the ___________. |
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Definition
A. check sheets
B. histogram
C. P chart
D. A and B |
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Term
| A step that is NOT used by an operator to manually record data for a control chart is to ______________. |
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Definition
A. record the header information at the top of the sheet
B. calculate the sum, average, and the range of sample
C. plot the average and values on the chart
D. enable a set |
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Term
| A process that is in control should exhibit _____________. |
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Definition
A. most points should be near the middle
B. no points outside control limits
C. radomly distributed points (i.e. no pattern)
D. all of the above |
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Term
| A group of points in one region of the chart is called a ______________ pattern. |
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Definition
A. stratification
B. mixture
C. cluster
D. jump shift |
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Term
| To calculate control limits, 20 subgroups of _____________ must be saved. |
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Definition
A. five sets
B. five subsets
C. five samples
D. B and C |
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Term
| The first step to analyzing an X and R chart is to _____________. |
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Definition
A. determine that the X-bar chart is in control
B. determine that the r chart is in control
C. collect 20 subgroups of five sample
D. all of the above |
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