Mountain Avenue Elementary (Data source)
Source data for Mountain Avenue 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 | 711629 | 2463 | - | 2436 | = | 27 | * | (80 | / | 326) | = | 6.62576687 | ||
| 4 | 711632 | 2502 | - | 2485 | = | 17 | * | (75 | / | 326) | = | 3.91104293 | ||
| 5 | 711633 | 2566 | - | 2528 | = | 38 | * | (86 | / | 326) | = | 10.02453984 | ||
| 6 | 711636 | 2590 | - | 2552 | = | 38 | * | (85 | / | 326) | = | 9.90797545 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Mountain Avenue Elementary | 30 | ||||||||||||
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 | 22465 | 2468 | - | 2436 | = | 32 | * | (86 | / | 335) | = | 8.21492534 | ||
| 4 | 22466 | 2519 | - | 2485 | = | 34 | * | (83 | / | 335) | = | 8.4238806 | ||
| 5 | 22469 | 2536 | - | 2528 | = | 8 | * | (77 | / | 335) | = | 1.83880597 | ||
| 6 | 22470 | 2593 | - | 2552 | = | 41 | * | (89 | / | 335) | = | 10.89253728 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Mountain Avenue Elementary | 29 | ||||||||||||
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 | 22895 | 2506 | - | 2436 | = | 70 | * | (75 | / | 323) | = | 16.25386994 | ||
| 4 | 22897 | 2493 | - | 2485 | = | 8 | * | (82 | / | 323) | = | 2.03095975 | ||
| 5 | 22900 | 2541 | - | 2528 | = | 13 | * | (87 | / | 323) | = | 3.50154799 | ||
| 6 | 22902 | 2570 | - | 2552 | = | 18 | * | (79 | / | 323) | = | 4.40247677 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Mountain Avenue Elementary | 26 | ||||||||||||
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 | 22892 | 2485 | - | 2436 | = | 49 | * | (84 | / | 325) | = | 12.66461536 | ||
| 4 | 22894 | 2539 | - | 2485 | = | 54 | * | (75 | / | 325) | = | 12.46153842 | ||
| 5 | 22896 | 2524 | - | 2528 | = | -4 | * | (78 | / | 325) | = | -0.96 | ||
| 6 | 22898 | 2593 | - | 2552 | = | 41 | * | (88 | / | 325) | = | 11.10153843 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Mountain Avenue Elementary | 35 | ||||||||||||
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 | 23075 | 2498 | - | 2436 | = | 62 | * | (65 | / | 295) | = | 13.66101695 | ||
| 4 | 23076 | 2526 | - | 2485 | = | 41 | * | (83 | / | 295) | = | 11.53559321 | ||
| 5 | 23077 | 2586 | - | 2528 | = | 58 | * | (74 | / | 295) | = | 14.54915251 | ||
| 6 | 23078 | 2596 | - | 2552 | = | 44 | * | (73 | / | 295) | = | 10.88813559 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Mountain Avenue Elementary | 51 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 30 | 29 | 26 | 35 | 51 | 171.0 | 34.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 61.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 7.2
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 | 11% | 12% | 16% | 19% | 16% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Glendale 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.
Mountain Avenue Elementary math proficiency
Zero+ meets standard.
9% less $meal
10% less $meal
13% less $meal
16% less $meal
13% 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.