Montera Elementary (Data source)
Source data for Montera 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 | 2006971 | 2408 | - | 2436 | = | -28 | * | (111 | / | 368) | = | -8.44565215 | ||
| 4 | 2006974 | 2424 | - | 2485 | = | -61 | * | (96 | / | 368) | = | -15.91304347 | ||
| 5 | 2006975 | 2444 | - | 2528 | = | -84 | * | (91 | / | 368) | = | -20.77173907 | ||
| 6 | 2006978 | 2487 | - | 2552 | = | -65 | * | (70 | / | 368) | = | -12.36413042 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Montera Elementary | -57 | ||||||||||||
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 | 61732 | 2399 | - | 2436 | = | -37 | * | (62 | / | 353) | = | -6.49858354 | ||
| 4 | 61734 | 2429 | - | 2485 | = | -56 | * | (108 | / | 353) | = | -17.13314445 | ||
| 5 | 61737 | 2466 | - | 2528 | = | -62 | * | (97 | / | 353) | = | -17.03682717 | ||
| 6 | 61739 | 2465 | - | 2552 | = | -87 | * | (86 | / | 353) | = | -21.19546739 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Montera Elementary | -62 | ||||||||||||
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 | 63513 | 2387 | - | 2436 | = | -49 | * | (82 | / | 361) | = | -11.13019389 | ||
| 4 | 63514 | 2433 | - | 2485 | = | -52 | * | (61 | / | 361) | = | -8.78670359 | ||
| 5 | 63517 | 2454 | - | 2528 | = | -74 | * | (116 | / | 361) | = | -23.77839329 | ||
| 6 | 63519 | 2492 | - | 2552 | = | -60 | * | (102 | / | 361) | = | -16.95290856 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Montera Elementary | -61 | ||||||||||||
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 | 63613 | 2407 | - | 2436 | = | -29 | * | (77 | / | 323) | = | -6.91331267 | ||
| 4 | 63616 | 2450 | - | 2485 | = | -35 | * | (83 | / | 323) | = | -8.99380804 | ||
| 5 | 63617 | 2475 | - | 2528 | = | -53 | * | (56 | / | 323) | = | -9.18885449 | ||
| 6 | 63620 | 2495 | - | 2552 | = | -57 | * | (107 | / | 323) | = | -18.88235289 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Montera Elementary | -44 | ||||||||||||
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 | 63874 | 2405 | - | 2436 | = | -31 | * | (80 | / | 299) | = | -8.29431437 | ||
| 4 | 63875 | 2464 | - | 2485 | = | -21 | * | (83 | / | 299) | = | -5.82943143 | ||
| 5 | 63876 | 2480 | - | 2528 | = | -48 | * | (84 | / | 299) | = | -13.48494979 | ||
| 6 | 63877 | 2514 | - | 2552 | = | -38 | * | (52 | / | 299) | = | -6.60869563 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Montera Elementary | -34 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -57 | -62 | -61 | -44 | -34 | -258.0 | -51.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -15.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -87.6
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 | 93% | 89% | 86% | 81% | 96% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Ontario-Montclair school district | County of San Bernardino
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.
Montera Elementary math proficiency
Zero+ meets standard.
87% less $meal
82% less $meal
80% less $meal
78% less $meal
88% 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.