Pantera Elementary (Data source)
Source data for Pantera 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 | 1100204 | 2452 | - | 2436 | = | 16 | * | (44 | / | 204) | = | 3.45098038 | ||
| 4 | 1100205 | 2487 | - | 2485 | = | 2 | * | (69 | / | 204) | = | 0.67647059 | ||
| 5 | 1100208 | 2538 | - | 2528 | = | 10 | * | (59 | / | 204) | = | 2.89215686 | ||
| 6 | 1100209 | 2528 | - | 2552 | = | -24 | * | (32 | / | 204) | = | -3.76470588 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Pantera Elementary | 3 | ||||||||||||
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 | 34433 | 2493 | - | 2436 | = | 57 | * | (72 | / | 217) | = | 18.9124424 | ||
| 4 | 34435 | 2528 | - | 2485 | = | 43 | * | (51 | / | 217) | = | 10.10599076 | ||
| 5 | 34437 | 2534 | - | 2528 | = | 6 | * | (63 | / | 217) | = | 1.74193548 | ||
| 6 | 34439 | 2563 | - | 2552 | = | 11 | * | (31 | / | 217) | = | 1.57142856 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Pantera Elementary | 32 | ||||||||||||
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 | 35046 | 2512 | - | 2436 | = | 76 | * | (55 | / | 186) | = | 22.47311822 | ||
| 4 | 35048 | 2528 | - | 2485 | = | 43 | * | (59 | / | 186) | = | 13.63978494 | ||
| 5 | 35050 | 2529 | - | 2528 | = | 1 | * | (41 | / | 186) | = | 0.22043011 | ||
| 6 | 35051 | 2578 | - | 2552 | = | 26 | * | (31 | / | 186) | = | 4.33333332 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Pantera Elementary | 41 | ||||||||||||
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 | 35056 | 2479 | - | 2436 | = | 43 | * | (47 | / | 178) | = | 11.35393255 | ||
| 4 | 35057 | 2551 | - | 2485 | = | 66 | * | (54 | / | 178) | = | 20.02247188 | ||
| 5 | 35060 | 2511 | - | 2528 | = | -17 | * | (50 | / | 178) | = | -4.77528089 | ||
| 6 | 35061 | 2556 | - | 2552 | = | 4 | * | (27 | / | 178) | = | 0.60674157 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Pantera Elementary | 27 | ||||||||||||
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 | 35231 | 2491 | - | 2436 | = | 55 | * | (58 | / | 191) | = | 16.70157066 | ||
| 4 | 35232 | 2522 | - | 2485 | = | 37 | * | (49 | / | 191) | = | 9.49214657 | ||
| 5 | 35233 | 2575 | - | 2528 | = | 47 | * | (52 | / | 191) | = | 12.79581148 | ||
| 6 | 35234 | 2559 | - | 2552 | = | 7 | * | (32 | / | 191) | = | 1.17277487 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Pantera Elementary | 40 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 3 | 32 | 41 | 27 | 40 | 143.0 | 28.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 73.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -16.4
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 | 33% | 37% | 38% | 41% | 64% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Pomona Unified school district | County of Los Angeles
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.
Pantera Elementary math proficiency
Zero+ meets standard.
25% less $meal
31% less $meal
30% less $meal
35% less $meal
48% 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.