Rio Seco Elementary (Data source)
Source data for Rio Seco 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 | 2290666 | 2445 | - | 2436 | = | 9 | * | (128 | / | 669) | = | 1.72197309 | ||
| 4 | 2290667 | 2492 | - | 2485 | = | 7 | * | (90 | / | 669) | = | 0.94170403 | ||
| 5 | 2290670 | 2526 | - | 2528 | = | -2 | * | (111 | / | 669) | = | -0.33183856 | ||
| 6 | 2290671 | 2556 | - | 2552 | = | 4 | * | (116 | / | 669) | = | 0.6935725 | ||
| 7 | 2290674 | 2573 | - | 2567 | = | 6 | * | (96 | / | 669) | = | 0.86098654 | ||
| 8 | 2290675 | 2595 | - | 2586 | = | 9 | * | (128 | / | 669) | = | 1.72197309 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Rio Seco Elementary | 6 | ||||||||||||
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 | 70145 | 2453 | - | 2436 | = | 17 | * | (122 | / | 648) | = | 3.20061727 | ||
| 4 | 70148 | 2501 | - | 2485 | = | 16 | * | (127 | / | 648) | = | 3.13580246 | ||
| 5 | 70149 | 2535 | - | 2528 | = | 7 | * | (90 | / | 648) | = | 0.97222222 | ||
| 6 | 70152 | 2566 | - | 2552 | = | 14 | * | (104 | / | 648) | = | 2.24691358 | ||
| 7 | 70153 | 2585 | - | 2567 | = | 18 | * | (112 | / | 648) | = | 3.11111111 | ||
| 8 | 70156 | 2597 | - | 2586 | = | 11 | * | (93 | / | 648) | = | 1.5787037 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Rio Seco Elementary | 14 | ||||||||||||
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 | 71999 | 2466 | - | 2436 | = | 30 | * | (115 | / | 676) | = | 5.10355029 | ||
| 4 | 72001 | 2490 | - | 2485 | = | 5 | * | (129 | / | 676) | = | 0.95414201 | ||
| 5 | 72002 | 2533 | - | 2528 | = | 5 | * | (133 | / | 676) | = | 0.98372781 | ||
| 6 | 72005 | 2559 | - | 2552 | = | 7 | * | (91 | / | 676) | = | 0.94230769 | ||
| 7 | 72007 | 2579 | - | 2567 | = | 12 | * | (107 | / | 676) | = | 1.89940828 | ||
| 8 | 72009 | 2597 | - | 2586 | = | 11 | * | (101 | / | 676) | = | 1.64349112 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Rio Seco Elementary | 12 | ||||||||||||
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 | 72140 | 2475 | - | 2436 | = | 39 | * | (110 | / | 677) | = | 6.3367799 | ||
| 4 | 72142 | 2517 | - | 2485 | = | 32 | * | (112 | / | 677) | = | 5.29394384 | ||
| 5 | 72144 | 2506 | - | 2528 | = | -22 | * | (126 | / | 677) | = | -4.09453471 | ||
| 6 | 72146 | 2574 | - | 2552 | = | 22 | * | (129 | / | 677) | = | 4.19202362 | ||
| 7 | 72148 | 2569 | - | 2567 | = | 2 | * | (96 | / | 677) | = | 0.28360413 | ||
| 8 | 72150 | 2610 | - | 2586 | = | 24 | * | (104 | / | 677) | = | 3.68685374 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Rio Seco Elementary | 16 | ||||||||||||
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 | 72632 | 2457 | - | 2436 | = | 21 | * | (96 | / | 678) | = | 2.97345132 | ||
| 4 | 72633 | 2530 | - | 2485 | = | 45 | * | (111 | / | 678) | = | 7.36725663 | ||
| 5 | 72634 | 2515 | - | 2528 | = | -13 | * | (113 | / | 678) | = | -2.16666666 | ||
| 6 | 72635 | 2561 | - | 2552 | = | 9 | * | (123 | / | 678) | = | 1.63274336 | ||
| 7 | 72636 | 2580 | - | 2567 | = | 13 | * | (133 | / | 678) | = | 2.55014748 | ||
| 8 | 72637 | 2599 | - | 2586 | = | 13 | * | (102 | / | 678) | = | 1.9557522 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Rio Seco Elementary | 14 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 6 | 14 | 12 | 16 | 14 | 62.0 | 12.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 21.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 3.4
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 | 31% | 32% | 31% | 34% | 36% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Santee school district | County of San Diego
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.
Rio Seco Elementary math proficiency
Zero+ meets standard.
24% less $meal
25% less $meal
25% less $meal
29% less $meal
29% 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.