Altimira Middle (Data source)
Source data for Altimira 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 | 2897655 | 2465 | - | 2552 | = | -87 | * | (183 | / | 513) | = | -31.0350877 | ||
| 7 | 2897658 | 2476 | - | 2567 | = | -91 | * | (170 | / | 513) | = | -30.15594537 | ||
| 8 | 2897659 | 2485 | - | 2586 | = | -101 | * | (160 | / | 513) | = | -31.50097464 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Altimira Middle | -93 | ||||||||||||
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 | 88695 | 2441 | - | 2552 | = | -111 | * | (166 | / | 527) | = | -34.96394683 | ||
| 7 | 88697 | 2507 | - | 2567 | = | -60 | * | (186 | / | 527) | = | -21.17647056 | ||
| 8 | 88698 | 2509 | - | 2586 | = | -77 | * | (175 | / | 527) | = | -25.56925995 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Altimira Middle | -82 | ||||||||||||
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 | 91247 | 2450 | - | 2552 | = | -102 | * | (143 | / | 482) | = | -30.26141069 | ||
| 7 | 91249 | 2488 | - | 2567 | = | -79 | * | (162 | / | 482) | = | -26.55186722 | ||
| 8 | 91252 | 2508 | - | 2586 | = | -78 | * | (177 | / | 482) | = | -28.64315353 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Altimira Middle | -85 | ||||||||||||
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 | 91437 | 2456 | - | 2552 | = | -96 | * | (162 | / | 477) | = | -32.60377354 | ||
| 7 | 91438 | 2475 | - | 2567 | = | -92 | * | (151 | / | 477) | = | -29.12368965 | ||
| 8 | 91441 | 2489 | - | 2586 | = | -97 | * | (164 | / | 477) | = | -33.35010476 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Altimira Middle | -95 | ||||||||||||
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 | 92082 | 2453 | - | 2552 | = | -99 | * | (140 | / | 451) | = | -30.73170731 | ||
| 7 | 92083 | 2474 | - | 2567 | = | -93 | * | (163 | / | 451) | = | -33.61197332 | ||
| 8 | 92084 | 2482 | - | 2586 | = | -104 | * | (148 | / | 451) | = | -34.12860308 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Altimira Middle | -98 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -93 | -82 | -85 | -95 | -98 | -453.0 | -90.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -72.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -108.6
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 | 74% | 73% | 73% | 75% | 76% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Sonoma Valley Unified school district | County of Sonoma
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.
Altimira Middle math proficiency
Zero+ meets standard.
64% less $meal
60% less $meal
61% less $meal
66% less $meal
66% 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 Sonoma Valley Unified (2)
| Adele Harrison Middle | Altimira Middle |