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प्रश्न
Choose the correct alternative:
The upper control limit for `bar"X"` chart is given by
पर्याय
`bar"X" + "A"_2bar"R"`
`\overset{==}{"X"} + "A"_2 "R"`
`\overset{==}{"X"} + "A"_2 bar"R"`
`\overset{==}{"X"} + "A"_2 overset{==}{"R"}`
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उत्तर
`\overset{==}{"X"} + "A"_2 bar"R"`
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संबंधित प्रश्न
Define Statistical Quality Control
Define chance cause
Define a control chart
Define the mean chart
What are the uses of statistical quality control?
Write the control limits for the mean chart
In a certain bottling industry the quality control inspector recorded the weight of each of the 5 bottles selected at random during each hour of four hours in the morning.
| Time | Weight in ml | ||||
| 8:00 AM | 43 | 41 | 42 | 43 | 41 |
| 9:00 AM | 40 | 39 | 40 | 39 | 44 |
| 10:00 AM | 42 | 42 | 43 | 38 | 40 |
| 11:00 AM | 39 | 43 | 40 | 39 | 42 |
Choose the correct alternative:
The quantities that can be numerically measured can be plotted on a
Choose the correct alternative:
The assignable causes can occur due to
From the following data, calculate the control limits for the mean and range chart.
| Sample No. | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| Sample Observations |
50 | 21 | 50 | 48 | 46 | 55 | 45 | 50 | 47 | 56 |
| 55 | 50 | 53 | 53 | 50 | 51 | 48 | 56 | 53 | 53 | |
| 52 | 53 | 48 | 50 | 44 | 56 | 53 | 54 | 549 | 55 | |
| 49 | 50 | 52 | 51 | 48 | 47 | 48 | 53 | 52 | 54 | |
| 54 | 46 | 47 | 53 | 47 | 51 | 51 | 47 | 54 | 52 |
