Washington Middle (Data source)
Source data for Washington Middle
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 |
||
| 6 | 1490719 | 2447 | - | 2552 | = | -105 | * | (282 | / | 845) | = | -35.04142005 | ||
| 7 | 1490722 | 2473 | - | 2567 | = | -94 | * | (281 | / | 845) | = | -31.25917153 | ||
| 8 | 1490723 | 2498 | - | 2586 | = | -88 | * | (282 | / | 845) | = | -29.36804728 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Washington Middle | -96 | ||||||||||||
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 |
||
| 6 | 46782 | 2462 | - | 2552 | = | -90 | * | (280 | / | 847) | = | -29.75206608 | ||
| 7 | 46785 | 2492 | - | 2567 | = | -75 | * | (289 | / | 847) | = | -25.59031875 | ||
| 8 | 46787 | 2498 | - | 2586 | = | -88 | * | (278 | / | 847) | = | -28.88311686 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Washington Middle | -84 | ||||||||||||
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 |
||
| 6 | 48057 | 2487 | - | 2552 | = | -65 | * | (272 | / | 833) | = | -21.22448978 | ||
| 7 | 48058 | 2470 | - | 2567 | = | -97 | * | (283 | / | 833) | = | -32.95438172 | ||
| 8 | 48061 | 2503 | - | 2586 | = | -83 | * | (278 | / | 833) | = | -27.69987992 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Washington Middle | -82 | ||||||||||||
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 |
||
| 6 | 48061 | 2480 | - | 2552 | = | -72 | * | (250 | / | 813) | = | -22.1402214 | ||
| 7 | 48062 | 2500 | - | 2567 | = | -67 | * | (273 | / | 813) | = | -22.49815492 | ||
| 8 | 48065 | 2476 | - | 2586 | = | -110 | * | (290 | / | 813) | = | -39.23739237 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Washington Middle | -84 | ||||||||||||
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 |
||
| 7 | 48278 | 2487 | - | 2567 | = | -80 | * | (280 | / | 579) | = | -38.687392 | ||
| 8 | 48279 | 2493 | - | 2586 | = | -93 | * | (299 | / | 579) | = | -48.02590671 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Washington Middle | -87 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -96 | -84 | -82 | -84 | -87 | -433.0 | -86.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -71.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -101.6
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 | 71% | 71% | 71% | 72% | 76% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
La Habra City Elementary school district | County of Orange
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.
Washington Middle math proficiency
Zero+ meets standard.
60% less $meal
60% less $meal
60% less $meal
64% less $meal
67% 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.
Intermediate/Middle Schools (Public) schools in La Habra City Elementary (2)
| Imperial Middle | Washington Middle |