Hamilton Elementary (Data source)
Source data for Hamilton 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 | 1082520 | 2440 | - | 2436 | = | 4 | * | (100 | / | 296) | = | 1.35135135 | ||
| 4 | 1082523 | 2495 | - | 2485 | = | 10 | * | (101 | / | 296) | = | 3.41216216 | ||
| 5 | 1082524 | 2536 | - | 2528 | = | 8 | * | (95 | / | 296) | = | 2.56756756 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Hamilton Elementary | 7 | ||||||||||||
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 | 33928 | 2449 | - | 2436 | = | 13 | * | (97 | / | 292) | = | 4.31849314 | ||
| 4 | 33930 | 2488 | - | 2485 | = | 3 | * | (97 | / | 292) | = | 0.99657534 | ||
| 5 | 33932 | 2514 | - | 2528 | = | -14 | * | (98 | / | 292) | = | -4.69863013 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Hamilton Elementary | 1 | ||||||||||||
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 | 34523 | 2476 | - | 2436 | = | 40 | * | (101 | / | 301) | = | 13.42192688 | ||
| 4 | 34526 | 2500 | - | 2485 | = | 15 | * | (101 | / | 301) | = | 5.03322258 | ||
| 5 | 34527 | 2522 | - | 2528 | = | -6 | * | (99 | / | 301) | = | -1.97342192 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Hamilton Elementary | 16 | ||||||||||||
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 | 34527 | 2460 | - | 2436 | = | 24 | * | (99 | / | 287) | = | 8.27874564 | ||
| 4 | 34529 | 2520 | - | 2485 | = | 35 | * | (93 | / | 287) | = | 11.34146339 | ||
| 5 | 34531 | 2519 | - | 2528 | = | -9 | * | (95 | / | 287) | = | -2.97909407 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Hamilton Elementary | 17 | ||||||||||||
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 | 34698 | 2463 | - | 2436 | = | 27 | * | (97 | / | 265) | = | 9.88301885 | ||
| 4 | 34699 | 2496 | - | 2485 | = | 11 | * | (90 | / | 265) | = | 3.73584905 | ||
| 5 | 34700 | 2522 | - | 2528 | = | -6 | * | (78 | / | 265) | = | -1.76603773 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Hamilton Elementary | 12 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 7 | 1 | 16 | 17 | 12 | 53.0 | 10.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 28.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -7.4
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 | 51% | 53% | 47% | 44% | 43% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Pasadena 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.
Hamilton Elementary math proficiency
Zero+ meets standard.
37% less $meal
35% less $meal
31% less $meal
33% less $meal
35% 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.