Montebello Gardens Elementary (Data source)
Source data for Montebello Gardens 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 | 1036759 | 2385 | - | 2436 | = | -51 | * | (53 | / | 166) | = | -16.28313251 | ||
| 4 | 1036760 | 2450 | - | 2485 | = | -35 | * | (62 | / | 166) | = | -13.07228913 | ||
| 5 | 1036763 | 2480 | - | 2528 | = | -48 | * | (51 | / | 166) | = | -14.74698792 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Montebello Gardens Elementary | -44 | ||||||||||||
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 | 32549 | 2372 | - | 2436 | = | -64 | * | (62 | / | 176) | = | -22.54545453 | ||
| 4 | 32550 | 2434 | - | 2485 | = | -51 | * | (54 | / | 176) | = | -15.64772723 | ||
| 5 | 32552 | 2491 | - | 2528 | = | -37 | * | (60 | / | 176) | = | -12.61363633 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Montebello Gardens Elementary | -51 | ||||||||||||
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 | 33121 | 2429 | - | 2436 | = | -7 | * | (64 | / | 172) | = | -2.60465116 | ||
| 4 | 33123 | 2433 | - | 2485 | = | -52 | * | (60 | / | 172) | = | -18.13953487 | ||
| 5 | 33124 | 2462 | - | 2528 | = | -66 | * | (48 | / | 172) | = | -18.41860462 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Montebello Gardens Elementary | -39 | ||||||||||||
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 | 33138 | 2424 | - | 2436 | = | -12 | * | (47 | / | 159) | = | -3.54716981 | ||
| 4 | 33140 | 2489 | - | 2485 | = | 4 | * | (58 | / | 159) | = | 1.4591195 | ||
| 5 | 33142 | 2489 | - | 2528 | = | -39 | * | (54 | / | 159) | = | -13.245283 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Montebello Gardens Elementary | -15 | ||||||||||||
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 | 33314 | 2454 | - | 2436 | = | 18 | * | (55 | / | 150) | = | 6.59999999 | ||
| 4 | 33315 | 2490 | - | 2485 | = | 5 | * | (47 | / | 150) | = | 1.56666667 | ||
| 5 | 33316 | 2555 | - | 2528 | = | 27 | * | (48 | / | 150) | = | 8.64 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Montebello Gardens Elementary | 17 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -44 | -51 | -39 | -15 | 17 | -132.0 | -26.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 54.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -107.4
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 | 89% | 85% | 80% | 73% | 77% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Montebello Unified school district | County of Los Angeles
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.
Montebello Gardens Elementary math proficiency
Zero+ meets standard.
78% less $meal
72% less $meal
68% less $meal
64% less $meal
63% 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.