Everett Middle (Data source)
Source data for Everett 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 | 2377461 | 2521 | - | 2552 | = | -31 | * | (157 | / | 434) | = | -11.21428571 | ||
| 7 | 2377462 | 2522 | - | 2567 | = | -45 | * | (148 | / | 434) | = | -15.34562208 | ||
| 8 | 2377465 | 2515 | - | 2586 | = | -71 | * | (129 | / | 434) | = | -21.10368663 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Everett Middle | -48 | ||||||||||||
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 | 72605 | 2473 | - | 2552 | = | -79 | * | (175 | / | 480) | = | -28.80208331 | ||
| 7 | 72607 | 2540 | - | 2567 | = | -27 | * | (159 | / | 480) | = | -8.94375 | ||
| 8 | 72610 | 2518 | - | 2586 | = | -68 | * | (146 | / | 480) | = | -20.68333329 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Everett Middle | -58 | ||||||||||||
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 | 74578 | 2456 | - | 2552 | = | -96 | * | (238 | / | 582) | = | -39.25773187 | ||
| 7 | 74580 | 2486 | - | 2567 | = | -81 | * | (178 | / | 582) | = | -24.77319584 | ||
| 8 | 74581 | 2550 | - | 2586 | = | -36 | * | (166 | / | 582) | = | -10.26804121 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Everett Middle | -74 | ||||||||||||
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 | 74751 | 2476 | - | 2552 | = | -76 | * | (210 | / | 647) | = | -24.66769704 | ||
| 7 | 74754 | 2501 | - | 2567 | = | -66 | * | (248 | / | 647) | = | -25.29829982 | ||
| 8 | 74755 | 2556 | - | 2586 | = | -30 | * | (189 | / | 647) | = | -8.76352395 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Everett Middle | -59 | ||||||||||||
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 |
||
| 6 | 75277 | 2448 | - | 2552 | = | -104 | * | (211 | / | 714) | = | -30.73389353 | ||
| 7 | 75278 | 2487 | - | 2567 | = | -80 | * | (244 | / | 714) | = | -27.33893552 | ||
| 8 | 75279 | 2528 | - | 2586 | = | -58 | * | (259 | / | 714) | = | -21.03921568 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Everett Middle | -79 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -48 | -58 | -74 | -59 | -79 | -318.0 | -63.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -27.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -99.6
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 | 69% | 59% | 60% | 58% | 60% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
San Francisco Unified school district | County of San Francisco
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.
Everett Middle math proficiency
Zero+ meets standard.
61% less $meal
55% less $meal
56% less $meal
52% less $meal
56% 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.