Sierra Vista Elementary (Data source)
Source data for Sierra Vista 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 | 299890 | 2421 | - | 2436 | = | -15 | * | (67 | / | 263) | = | -3.82129277 | ||
| 4 | 299891 | 2444 | - | 2485 | = | -41 | * | (66 | / | 263) | = | -10.28897337 | ||
| 5 | 299893 | 2475 | - | 2528 | = | -53 | * | (75 | / | 263) | = | -15.11406841 | ||
| 6 | 299896 | 2524 | - | 2552 | = | -28 | * | (55 | / | 263) | = | -5.8555133 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Sierra Vista Elementary | -35 | ||||||||||||
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 | 8971 | 2413 | - | 2436 | = | -23 | * | (64 | / | 278) | = | -5.29496402 | ||
| 4 | 8973 | 2465 | - | 2485 | = | -20 | * | (75 | / | 278) | = | -5.39568344 | ||
| 5 | 8975 | 2483 | - | 2528 | = | -45 | * | (67 | / | 278) | = | -10.84532373 | ||
| 6 | 8977 | 2529 | - | 2552 | = | -23 | * | (72 | / | 278) | = | -5.95683452 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Sierra Vista Elementary | -27 | ||||||||||||
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 | 9279 | 2458 | - | 2436 | = | 22 | * | (58 | / | 261) | = | 4.88888888 | ||
| 4 | 9282 | 2465 | - | 2485 | = | -20 | * | (65 | / | 261) | = | -4.9808429 | ||
| 5 | 9283 | 2491 | - | 2528 | = | -37 | * | (80 | / | 261) | = | -11.34099613 | ||
| 6 | 9286 | 2517 | - | 2552 | = | -35 | * | (58 | / | 261) | = | -7.77777777 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Sierra Vista Elementary | -19 | ||||||||||||
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 | 9301 | 2417 | - | 2436 | = | -19 | * | (58 | / | 255) | = | -4.32156862 | ||
| 4 | 9303 | 2455 | - | 2485 | = | -30 | * | (60 | / | 255) | = | -7.05882351 | ||
| 5 | 9306 | 2487 | - | 2528 | = | -41 | * | (65 | / | 255) | = | -10.45098036 | ||
| 6 | 9308 | 2521 | - | 2552 | = | -31 | * | (72 | / | 255) | = | -8.75294117 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Sierra Vista Elementary | -31 | ||||||||||||
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 | 9378 | 2422 | - | 2436 | = | -14 | * | (76 | / | 274) | = | -3.88321167 | ||
| 4 | 9379 | 2444 | - | 2485 | = | -41 | * | (62 | / | 274) | = | -9.27737225 | ||
| 5 | 9380 | 2495 | - | 2528 | = | -33 | * | (68 | / | 274) | = | -8.18978101 | ||
| 6 | 9381 | 2523 | - | 2552 | = | -29 | * | (68 | / | 274) | = | -7.19708028 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Sierra Vista Elementary | -29 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -35 | -27 | -19 | -31 | -29 | -141.0 | -28.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -13.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -43.2
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 | 80% | 90% | 87% | 85% | 89% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Clovis Unified school district | County of Fresno
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.
Sierra Vista Elementary math proficiency
Zero+ meets standard.
72% less $meal
80% less $meal
76% less $meal
76% less $meal
77% 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.