College Park Elementary (Data source)
Source data for College Park 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 | 1577352 | 2478 | - | 2436 | = | 42 | * | (124 | / | 488) | = | 10.67213112 | ||
| 4 | 1577355 | 2512 | - | 2485 | = | 27 | * | (110 | / | 488) | = | 6.08606557 | ||
| 5 | 1577356 | 2531 | - | 2528 | = | 3 | * | (122 | / | 488) | = | 0.75 | ||
| 6 | 1577359 | 2609 | - | 2552 | = | 57 | * | (132 | / | 488) | = | 15.41803277 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for College Park Elementary | 33 | ||||||||||||
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 | 49357 | 2498 | - | 2436 | = | 62 | * | (109 | / | 463) | = | 14.59611229 | ||
| 4 | 49359 | 2510 | - | 2485 | = | 25 | * | (129 | / | 463) | = | 6.96544275 | ||
| 5 | 49361 | 2555 | - | 2528 | = | 27 | * | (108 | / | 463) | = | 6.29805615 | ||
| 6 | 49363 | 2578 | - | 2552 | = | 26 | * | (117 | / | 463) | = | 6.57019438 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for College Park Elementary | 34 | ||||||||||||
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 | 50720 | 2498 | - | 2436 | = | 62 | * | (115 | / | 473) | = | 15.07399577 | ||
| 4 | 50723 | 2511 | - | 2485 | = | 26 | * | (118 | / | 473) | = | 6.48625791 | ||
| 5 | 50725 | 2547 | - | 2528 | = | 19 | * | (127 | / | 473) | = | 5.1014799 | ||
| 6 | 50727 | 2585 | - | 2552 | = | 33 | * | (113 | / | 473) | = | 7.88372092 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for College Park Elementary | 35 | ||||||||||||
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 | 50756 | 2486 | - | 2436 | = | 50 | * | (111 | / | 457) | = | 12.1444201 | ||
| 4 | 50759 | 2510 | - | 2485 | = | 25 | * | (108 | / | 457) | = | 5.90809628 | ||
| 5 | 50760 | 2545 | - | 2528 | = | 17 | * | (105 | / | 457) | = | 3.90590808 | ||
| 6 | 50763 | 2575 | - | 2552 | = | 23 | * | (133 | / | 457) | = | 6.69365426 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for College Park Elementary | 29 | ||||||||||||
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 | 50964 | 2495 | - | 2436 | = | 59 | * | (121 | / | 462) | = | 15.4523809 | ||
| 4 | 50965 | 2497 | - | 2485 | = | 12 | * | (112 | / | 462) | = | 2.9090909 | ||
| 5 | 50966 | 2536 | - | 2528 | = | 8 | * | (117 | / | 462) | = | 2.02597402 | ||
| 6 | 50967 | 2574 | - | 2552 | = | 22 | * | (112 | / | 462) | = | 5.33333332 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for College Park Elementary | 26 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 33 | 34 | 35 | 29 | 26 | 157.0 | 31.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 40.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 22.4
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 | 13% | 12% | 11% | 19% | 17% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Irvine Unified school district | County of Orange
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.
College Park Elementary math proficiency
Zero+ meets standard.
8% less $meal
10% less $meal
9% less $meal
17% less $meal
14% 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.