Silver Oak Elementary (Data source)
Source data for Silver Oak Elementary
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 | 2651574 | 2491 | - | 2436 | = | 55 | * | (93 | / | 453) | = | 11.29139072 | ||
4 | 2651577 | 2521 | - | 2485 | = | 36 | * | (122 | / | 453) | = | 9.69536423 | ||
5 | 2651578 | 2586 | - | 2528 | = | 58 | * | (119 | / | 453) | = | 15.23620305 | ||
6 | 2651581 | 2648 | - | 2552 | = | 96 | * | (119 | / | 453) | = | 25.21854298 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Silver Oak Elementary | 61 |
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 | 80828 | 2515 | - | 2436 | = | 79 | * | (92 | / | 416) | = | 17.47115383 | ||
4 | 80829 | 2556 | - | 2485 | = | 71 | * | (95 | / | 416) | = | 16.21394226 | ||
5 | 80831 | 2583 | - | 2528 | = | 55 | * | (120 | / | 416) | = | 15.86538459 | ||
6 | 80833 | 2644 | - | 2552 | = | 92 | * | (109 | / | 416) | = | 24.10576916 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Silver Oak Elementary | 74 |
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 | 83057 | 2519 | - | 2436 | = | 83 | * | (85 | / | 386) | = | 18.277202 | ||
4 | 83058 | 2551 | - | 2485 | = | 66 | * | (96 | / | 386) | = | 16.41450776 | ||
5 | 83061 | 2600 | - | 2528 | = | 72 | * | (94 | / | 386) | = | 17.53367875 | ||
6 | 83063 | 2614 | - | 2552 | = | 62 | * | (111 | / | 386) | = | 17.82901549 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Silver Oak Elementary | 70 |
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 | 83274 | 2504 | - | 2436 | = | 68 | * | (90 | / | 371) | = | 16.49595687 | ||
4 | 83276 | 2559 | - | 2485 | = | 74 | * | (92 | / | 371) | = | 18.35040426 | ||
5 | 83278 | 2595 | - | 2528 | = | 67 | * | (98 | / | 371) | = | 17.69811318 | ||
6 | 83280 | 2643 | - | 2552 | = | 91 | * | (91 | / | 371) | = | 22.32075464 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Silver Oak Elementary | 75 |
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 | 83887 | 2521 | - | 2436 | = | 85 | * | (83 | / | 364) | = | 19.38186813 | ||
4 | 83888 | 2563 | - | 2485 | = | 78 | * | (98 | / | 364) | = | 20.99999998 | ||
5 | 83889 | 2606 | - | 2528 | = | 78 | * | (94 | / | 364) | = | 20.14285712 | ||
6 | 83890 | 2632 | - | 2552 | = | 80 | * | (89 | / | 364) | = | 19.56043952 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Silver Oak Elementary | 80 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
61 | 74 | 70 | 75 | 80 | 360.0 | 72.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 93.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 51.0
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 | 2% | 2% | 1% | 4% | 5% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Evergreen Elementary school district | County of Santa Clara
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.
Silver Oak Elementary math proficiency
Zero+ meets standard.
1% less $meal
2% less $meal
1% less $meal
3% less $meal
5% less $meal
• Any result above zero is proficient; below is not proficient. • There is a 99% chance that results will remain the same in coming years, which is to say, between the Upper and Lower Control Limits (the gray lines). • The houses with the % of students receiving a Free or Reduced Price Meal is a measure of wealth/poverty.