Laurel Elementary (Data source)
Source data for Laurel 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 | 2329729 | 2361 | - | 2436 | = | -75 | * | (83 | / | 225) | = | -27.6666666 | ||
| 4 | 2329732 | 2441 | - | 2485 | = | -44 | * | (71 | / | 225) | = | -13.88444442 | ||
| 5 | 2329733 | 2445 | - | 2528 | = | -83 | * | (71 | / | 225) | = | -26.19111107 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Laurel Elementary | -68 | ||||||||||||
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 | 71240 | 2375 | - | 2436 | = | -61 | * | (75 | / | 222) | = | -20.60810806 | ||
| 4 | 71242 | 2412 | - | 2485 | = | -73 | * | (79 | / | 222) | = | -25.97747742 | ||
| 5 | 71244 | 2447 | - | 2528 | = | -81 | * | (68 | / | 222) | = | -24.81081079 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Laurel Elementary | -71 | ||||||||||||
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 | 73115 | 2381 | - | 2436 | = | -55 | * | (71 | / | 209) | = | -18.68421049 | ||
| 4 | 73116 | 2418 | - | 2485 | = | -67 | * | (64 | / | 209) | = | -20.51674637 | ||
| 5 | 73118 | 2427 | - | 2528 | = | -101 | * | (74 | / | 209) | = | -35.76076549 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Laurel Elementary | -75 | ||||||||||||
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 | 73251 | 2396 | - | 2436 | = | -40 | * | (57 | / | 201) | = | -11.34328356 | ||
| 4 | 73253 | 2434 | - | 2485 | = | -51 | * | (75 | / | 201) | = | -19.02985073 | ||
| 5 | 73255 | 2444 | - | 2528 | = | -84 | * | (69 | / | 201) | = | -28.83582089 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Laurel Elementary | -59 | ||||||||||||
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 | 73711 | 2404 | - | 2436 | = | -32 | * | (71 | / | 201) | = | -11.30348256 | ||
| 4 | 73712 | 2451 | - | 2485 | = | -34 | * | (60 | / | 201) | = | -10.14925371 | ||
| 5 | 73713 | 2424 | - | 2528 | = | -104 | * | (70 | / | 201) | = | -36.21890542 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Laurel Elementary | -58 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -68 | -71 | -75 | -59 | -58 | -331.0 | -66.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -45.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -87.2
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 | 95% | 95% | 94% | 97% | 94% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Oceanside Unified 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.
Laurel Elementary math proficiency
Zero+ meets standard.
86% less $meal
85% less $meal
81% less $meal
88% less $meal
87% 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.