La Costa Heights Elementary (Data source)
Source data for La Costa Heights 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 | 2154020 | 2473 | - | 2436 | = | 37 | * | (105 | / | 416) | = | 9.3389423 | ||
| 4 | 2154023 | 2537 | - | 2485 | = | 52 | * | (107 | / | 416) | = | 13.37499998 | ||
| 5 | 2154024 | 2580 | - | 2528 | = | 52 | * | (93 | / | 416) | = | 11.62499998 | ||
| 6 | 2154027 | 2585 | - | 2552 | = | 33 | * | (111 | / | 416) | = | 8.80528846 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for La Costa Heights 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 | 66137 | 2472 | - | 2436 | = | 36 | * | (92 | / | 396) | = | 8.36363635 | ||
| 4 | 66139 | 2520 | - | 2485 | = | 35 | * | (105 | / | 396) | = | 9.28030303 | ||
| 5 | 66141 | 2571 | - | 2528 | = | 43 | * | (106 | / | 396) | = | 11.51010098 | ||
| 6 | 66143 | 2599 | - | 2552 | = | 47 | * | (93 | / | 396) | = | 11.03787875 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for La Costa Heights Elementary | 40 | ||||||||||||
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 | 67960 | 2499 | - | 2436 | = | 63 | * | (91 | / | 390) | = | 14.69999998 | ||
| 4 | 67962 | 2523 | - | 2485 | = | 38 | * | (89 | / | 390) | = | 8.67179486 | ||
| 5 | 67964 | 2555 | - | 2528 | = | 27 | * | (108 | / | 390) | = | 7.47692305 | ||
| 6 | 67967 | 2610 | - | 2552 | = | 58 | * | (102 | / | 390) | = | 15.16923074 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for La Costa Heights Elementary | 46 | ||||||||||||
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 | 68116 | 2493 | - | 2436 | = | 57 | * | (93 | / | 385) | = | 13.76883114 | ||
| 4 | 68119 | 2534 | - | 2485 | = | 49 | * | (93 | / | 385) | = | 11.83636361 | ||
| 5 | 68120 | 2580 | - | 2528 | = | 52 | * | (92 | / | 385) | = | 12.42597398 | ||
| 6 | 68123 | 2620 | - | 2552 | = | 68 | * | (107 | / | 385) | = | 18.89870124 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for La Costa Heights Elementary | 57 | ||||||||||||
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 | 68624 | 2504 | - | 2436 | = | 68 | * | (93 | / | 368) | = | 17.18478259 | ||
| 4 | 68625 | 2537 | - | 2485 | = | 52 | * | (91 | / | 368) | = | 12.85869562 | ||
| 5 | 68626 | 2587 | - | 2528 | = | 59 | * | (88 | / | 368) | = | 14.10869561 | ||
| 6 | 68627 | 2589 | - | 2552 | = | 37 | * | (96 | / | 368) | = | 9.65217391 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for La Costa Heights Elementary | 54 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 43 | 40 | 46 | 57 | 54 | 240.0 | 48.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 69.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 27.0
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 | 5% | 7% | 7% | 9% | 8% |
| 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.
La Costa Heights Elementary math proficiency
Zero+ meets standard.
4% less $meal
6% less $meal
6% less $meal
8% less $meal
7% 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.