Peggy Heller Elementary (Data source)
Source data for Peggy Heller 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 | 1297278 | 2431 | - | 2436 | = | -5 | * | (72 | / | 285) | = | -1.26315789 | ||
| 4 | 1297281 | 2450 | - | 2485 | = | -35 | * | (82 | / | 285) | = | -10.07017543 | ||
| 5 | 1297282 | 2448 | - | 2528 | = | -80 | * | (64 | / | 285) | = | -17.96491224 | ||
| 6 | 1297285 | 2494 | - | 2552 | = | -58 | * | (67 | / | 285) | = | -13.6350877 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Peggy Heller Elementary | -43 | ||||||||||||
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 | 40676 | 2430 | - | 2436 | = | -6 | * | (82 | / | 305) | = | -1.61311475 | ||
| 4 | 40678 | 2467 | - | 2485 | = | -18 | * | (73 | / | 305) | = | -4.30819672 | ||
| 5 | 40681 | 2471 | - | 2528 | = | -57 | * | (85 | / | 305) | = | -15.88524587 | ||
| 6 | 40683 | 2505 | - | 2552 | = | -47 | * | (65 | / | 305) | = | -10.01639344 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Peggy Heller 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 | 41679 | 2433 | - | 2436 | = | -3 | * | (81 | / | 320) | = | -0.759375 | ||
| 4 | 41682 | 2477 | - | 2485 | = | -8 | * | (81 | / | 320) | = | -2.025 | ||
| 5 | 41684 | 2464 | - | 2528 | = | -64 | * | (76 | / | 320) | = | -15.2 | ||
| 6 | 41686 | 2528 | - | 2552 | = | -24 | * | (82 | / | 320) | = | -6.15 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Peggy Heller Elementary | -24 | ||||||||||||
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 | 41712 | 2476 | - | 2436 | = | 40 | * | (74 | / | 328) | = | 9.02439024 | ||
| 4 | 41715 | 2449 | - | 2485 | = | -36 | * | (84 | / | 328) | = | -9.21951216 | ||
| 5 | 41716 | 2489 | - | 2528 | = | -39 | * | (81 | / | 328) | = | -9.63109754 | ||
| 6 | 41719 | 2520 | - | 2552 | = | -32 | * | (89 | / | 328) | = | -8.68292682 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Peggy Heller Elementary | -19 | ||||||||||||
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 | 41858 | 2468 | - | 2436 | = | 32 | * | (75 | / | 407) | = | 5.89680589 | ||
| 4 | 41859 | 2478 | - | 2485 | = | -7 | * | (78 | / | 407) | = | -1.34152334 | ||
| 5 | 41860 | 2473 | - | 2528 | = | -55 | * | (87 | / | 407) | = | -11.75675672 | ||
| 6 | 41861 | 2530 | - | 2552 | = | -22 | * | (82 | / | 407) | = | -4.43243242 | ||
| 7 | 41862 | 2528 | - | 2567 | = | -39 | * | (85 | / | 407) | = | -8.14496311 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Peggy Heller Elementary | -20 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -43 | -32 | -24 | -19 | -20 | -138.0 | -27.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 2.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -57.6
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 | 67% | 67% | 62% | 64% | 59% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Atwater Elementary school district | County of Merced
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.
Peggy Heller Elementary math proficiency
Zero+ meets standard.
55% less $meal
57% less $meal
48% less $meal
54% 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.
Elementary School (Public) schools in Atwater Elementary (7)
| Aileen Colburn Elementary | Bellevue Elementary | Elmer Wood Elementary |
| Mitchell Elementary | Peggy Heller Elementary | Shaffer Elementary |
| Thomas Olaeta Elementary |