Capri Elementary (Data source)
Source data for Capri 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 | 2153067 | 2445 | - | 2436 | = | 9 | * | (108 | / | 385) | = | 2.52467532 | ||
| 4 | 2153068 | 2529 | - | 2485 | = | 44 | * | (98 | / | 385) | = | 11.19999998 | ||
| 5 | 2153071 | 2549 | - | 2528 | = | 21 | * | (81 | / | 385) | = | 4.41818181 | ||
| 6 | 2153072 | 2552 | - | 2552 | = | 0 | * | (98 | / | 385) | = | 0.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Capri Elementary | 18 | ||||||||||||
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 | 66107 | 2476 | - | 2436 | = | 40 | * | (112 | / | 386) | = | 11.6062176 | ||
| 4 | 66108 | 2538 | - | 2485 | = | 53 | * | (101 | / | 386) | = | 13.86787564 | ||
| 5 | 66110 | 2555 | - | 2528 | = | 27 | * | (92 | / | 386) | = | 6.43523314 | ||
| 6 | 66112 | 2577 | - | 2552 | = | 25 | * | (81 | / | 386) | = | 5.24611398 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Capri Elementary | 37 | ||||||||||||
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 | 67931 | 2487 | - | 2436 | = | 51 | * | (90 | / | 386) | = | 11.89119167 | ||
| 4 | 67932 | 2540 | - | 2485 | = | 55 | * | (108 | / | 386) | = | 15.38860103 | ||
| 5 | 67934 | 2542 | - | 2528 | = | 14 | * | (101 | / | 386) | = | 3.66321243 | ||
| 6 | 67937 | 2575 | - | 2552 | = | 23 | * | (87 | / | 386) | = | 5.18393782 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Capri Elementary | 36 | ||||||||||||
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 | 68087 | 2461 | - | 2436 | = | 25 | * | (108 | / | 409) | = | 6.60146698 | ||
| 4 | 68088 | 2540 | - | 2485 | = | 55 | * | (92 | / | 409) | = | 12.37163813 | ||
| 5 | 68090 | 2555 | - | 2528 | = | 27 | * | (110 | / | 409) | = | 7.26161369 | ||
| 6 | 68092 | 2577 | - | 2552 | = | 25 | * | (99 | / | 409) | = | 6.05134473 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Capri Elementary | 32 | ||||||||||||
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 | 68594 | 2458 | - | 2436 | = | 22 | * | (95 | / | 403) | = | 5.1861042 | ||
| 4 | 68595 | 2532 | - | 2485 | = | 47 | * | (107 | / | 403) | = | 12.47890815 | ||
| 5 | 68596 | 2558 | - | 2528 | = | 30 | * | (91 | / | 403) | = | 6.77419353 | ||
| 6 | 68597 | 2584 | - | 2552 | = | 32 | * | (110 | / | 403) | = | 8.7344913 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Capri Elementary | 33 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 18 | 37 | 36 | 32 | 33 | 156.0 | 31.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 52.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 10.2
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 | 20% | 23% | 21% | 23% | 22% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Encinitas Union Elementary 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.
Capri Elementary math proficiency
Zero+ meets standard.
16% less $meal
18% less $meal
18% less $meal
20% less $meal
19% 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.