Almaden Elementary (Data source)
Source data for Almaden 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 | 2707344 | 2380 | - | 2436 | = | -56 | * | (83 | / | 211) | = | -22.02843597 | ||
| 4 | 2707347 | 2421 | - | 2485 | = | -64 | * | (67 | / | 211) | = | -20.32227488 | ||
| 5 | 2707348 | 2433 | - | 2528 | = | -95 | * | (61 | / | 211) | = | -27.46445497 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Almaden Elementary | -70 | ||||||||||||
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 | 82436 | 2384 | - | 2436 | = | -52 | * | (61 | / | 188) | = | -16.87234042 | ||
| 4 | 82438 | 2442 | - | 2485 | = | -43 | * | (72 | / | 188) | = | -16.46808509 | ||
| 5 | 82440 | 2480 | - | 2528 | = | -48 | * | (55 | / | 188) | = | -14.04255317 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Almaden Elementary | -47 | ||||||||||||
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 | 84729 | 2384 | - | 2436 | = | -52 | * | (58 | / | 191) | = | -15.79057589 | ||
| 4 | 84730 | 2448 | - | 2485 | = | -37 | * | (61 | / | 191) | = | -11.8167539 | ||
| 5 | 84732 | 2475 | - | 2528 | = | -53 | * | (72 | / | 191) | = | -19.97905755 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Almaden Elementary | -48 | ||||||||||||
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 | 84945 | 2395 | - | 2436 | = | -41 | * | (51 | / | 163) | = | -12.82822084 | ||
| 4 | 84946 | 2460 | - | 2485 | = | -25 | * | (54 | / | 163) | = | -8.28220858 | ||
| 5 | 84949 | 2466 | - | 2528 | = | -62 | * | (58 | / | 163) | = | -22.06134964 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Almaden Elementary | -43 | ||||||||||||
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 | 85538 | 2367 | - | 2436 | = | -69 | * | (56 | / | 154) | = | -25.09090905 | ||
| 4 | 85539 | 2455 | - | 2485 | = | -30 | * | (46 | / | 154) | = | -8.96103894 | ||
| 5 | 85540 | 2450 | - | 2528 | = | -78 | * | (52 | / | 154) | = | -26.33766229 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Almaden Elementary | -60 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -70 | -47 | -48 | -43 | -60 | -268.0 | -53.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -20.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -86.6
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 | 75% | 79% | 77% | 78% | 77% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
San Jose Unified 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.
Almaden Elementary math proficiency
Zero+ meets standard.
64% less $meal
67% less $meal
64% less $meal
65% less $meal
64% 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.