Science & Technology Academy at Knights Landing (Data source)
Source data for Science & Technology Academy at Knights Landing
2015
| Step 1 | Step 2 | Step 3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
| Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
| 3 | 3183731 | 2419 | - | 2436 | = | -17 | * | (49 | / | 136) | = | -6.12499999 | ||
| 4 | 3183732 | 2471 | - | 2485 | = | -14 | * | (32 | / | 136) | = | -3.29411764 | ||
| 5 | 3183735 | 2492 | - | 2528 | = | -36 | * | (25 | / | 136) | = | -6.61764704 | ||
| 6 | 3183736 | 2535 | - | 2552 | = | -17 | * | (30 | / | 136) | = | -3.75 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Science & Technology Academy at Knights Landing | -20 | ||||||||||||
2016
| Step 1 | Step 2 | Step 3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
| Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
| 3 | 98117 | 2432 | - | 2436 | = | -4 | * | (47 | / | 163) | = | -1.15337423 | ||
| 4 | 98118 | 2450 | - | 2485 | = | -35 | * | (54 | / | 163) | = | -11.59509201 | ||
| 5 | 98121 | 2515 | - | 2528 | = | -13 | * | (38 | / | 163) | = | -3.03067484 | ||
| 6 | 98122 | 2542 | - | 2552 | = | -10 | * | (24 | / | 163) | = | -1.47239263 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Science & Technology Academy at Knights Landing | -17 | ||||||||||||
2017
| Step 1 | Step 2 | Step 3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
| Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
| 3 | 100982 | 2439 | - | 2436 | = | 3 | * | (38 | / | 170) | = | 0.67058823 | ||
| 4 | 100984 | 2481 | - | 2485 | = | -4 | * | (47 | / | 170) | = | -1.10588235 | ||
| 5 | 100986 | 2471 | - | 2528 | = | -57 | * | (50 | / | 170) | = | -16.76470588 | ||
| 6 | 100987 | 2536 | - | 2552 | = | -16 | * | (35 | / | 170) | = | -3.29411763 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Science & Technology Academy at Knights Landing | -20 | ||||||||||||
2018
| Step 1 | Step 2 | Step 3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
| Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
| 3 | 101134 | 2401 | - | 2436 | = | -35 | * | (35 | / | 165) | = | -7.42424242 | ||
| 4 | 101137 | 2483 | - | 2485 | = | -2 | * | (36 | / | 165) | = | -0.43636364 | ||
| 5 | 101139 | 2465 | - | 2528 | = | -63 | * | (46 | / | 165) | = | -17.56363631 | ||
| 6 | 101140 | 2504 | - | 2552 | = | -48 | * | (48 | / | 165) | = | -13.96363632 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Science & Technology Academy at Knights Landing | -39 | ||||||||||||
2019
| Step 1 | Step 2 | Step 3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
| Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
| 3 | 101784 | 2427 | - | 2436 | = | -9 | * | (25 | / | 135) | = | -1.66666667 | ||
| 4 | 101785 | 2452 | - | 2485 | = | -33 | * | (32 | / | 135) | = | -7.82222222 | ||
| 5 | 101786 | 2485 | - | 2528 | = | -43 | * | (33 | / | 135) | = | -10.51111109 | ||
| 6 | 101787 | 2509 | - | 2552 | = | -43 | * | (45 | / | 135) | = | -14.33333332 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Science & Technology Academy at Knights Landing | -34 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -20 | -17 | -20 | -39 | -34 | -130.0 | -26.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average:
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average:
For the lines, you have the data necessary to plot the chart.
Very last step
The percent of students getting a Free or Reduced Price Meal comes from the following sources:
| 2015 | 2016 | 2017 | 2018 | 2019 | |
|---|---|---|---|---|---|
| Percent | 51% | 52% | 48% | 48% | 52% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Woodland Joint Unified school district | County of Yolo
THIS chart shows what the school system "wants"
PLUS a "special" or "outside" cause of variation: wealth/poverty.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
