Lasselle Elementary (Data source)
Source data for Lasselle 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 | 1784739 | 2418 | - | 2436 | = | -18 | * | (179 | / | 523) | = | -6.16061185 | ||
| 4 | 1784740 | 2456 | - | 2485 | = | -29 | * | (164 | / | 523) | = | -9.09369023 | ||
| 5 | 1784743 | 2457 | - | 2528 | = | -71 | * | (180 | / | 523) | = | -24.43594646 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Lasselle Elementary | -40 | ||||||||||||
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 | 55339 | 2432 | - | 2436 | = | -4 | * | (134 | / | 472) | = | -1.13559322 | ||
| 4 | 55341 | 2458 | - | 2485 | = | -27 | * | (182 | / | 472) | = | -10.41101694 | ||
| 5 | 55343 | 2467 | - | 2528 | = | -61 | * | (156 | / | 472) | = | -20.16101691 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Lasselle Elementary | -32 | ||||||||||||
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 | 56943 | 2423 | - | 2436 | = | -13 | * | (132 | / | 454) | = | -3.77973567 | ||
| 4 | 56945 | 2460 | - | 2485 | = | -25 | * | (139 | / | 454) | = | -7.654185 | ||
| 5 | 56947 | 2490 | - | 2528 | = | -38 | * | (183 | / | 454) | = | -15.3171806 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Lasselle Elementary | -27 | ||||||||||||
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 | 57051 | 2432 | - | 2436 | = | -4 | * | (152 | / | 455) | = | -1.33626374 | ||
| 4 | 57052 | 2469 | - | 2485 | = | -16 | * | (151 | / | 455) | = | -5.3098901 | ||
| 5 | 57055 | 2488 | - | 2528 | = | -40 | * | (152 | / | 455) | = | -13.36263736 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Lasselle Elementary | -20 | ||||||||||||
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 | 57303 | 2433 | - | 2436 | = | -3 | * | (132 | / | 435) | = | -0.91034483 | ||
| 4 | 57304 | 2479 | - | 2485 | = | -6 | * | (155 | / | 435) | = | -2.13793103 | ||
| 5 | 57305 | 2504 | - | 2528 | = | -24 | * | (148 | / | 435) | = | -8.16551724 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Lasselle Elementary | -11 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -40 | -32 | -27 | -20 | -11 | -130.0 | -26.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 7.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -59.0
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 | 72% | 73% | 71% | 71% | 71% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Val Verde Unified school district | County of Riverside
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.
Lasselle Elementary math proficiency
Zero+ meets standard.
55% less $meal
56% less $meal
55% less $meal
60% less $meal
58% 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.