Jane Addams Middle (Data source)
Source data for Jane Addams Middle
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 |
||
| 6 | 750909 | 2490 | - | 2552 | = | -62 | * | (314 | / | 887) | = | -21.94813975 | ||
| 7 | 750912 | 2514 | - | 2567 | = | -53 | * | (287 | / | 887) | = | -17.14881621 | ||
| 8 | 750913 | 2528 | - | 2586 | = | -58 | * | (286 | / | 887) | = | -18.70124009 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Jane Addams Middle | -58 | ||||||||||||
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 |
||
| 6 | 23604 | 2492 | - | 2552 | = | -60 | * | (299 | / | 899) | = | -19.95550608 | ||
| 7 | 23606 | 2517 | - | 2567 | = | -50 | * | (309 | / | 899) | = | -17.18576195 | ||
| 8 | 23609 | 2554 | - | 2586 | = | -32 | * | (291 | / | 899) | = | -10.35817574 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Jane Addams Middle | -47 | ||||||||||||
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 |
||
| 6 | 24074 | 2514 | - | 2552 | = | -38 | * | (287 | / | 903) | = | -12.07751937 | ||
| 7 | 24075 | 2500 | - | 2567 | = | -67 | * | (306 | / | 903) | = | -22.70431888 | ||
| 8 | 24077 | 2563 | - | 2586 | = | -23 | * | (310 | / | 903) | = | -7.89590253 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Jane Addams Middle | -43 | ||||||||||||
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 |
||
| 6 | 24092 | 2506 | - | 2552 | = | -46 | * | (272 | / | 866) | = | -14.44803691 | ||
| 7 | 24094 | 2534 | - | 2567 | = | -33 | * | (287 | / | 866) | = | -10.93648958 | ||
| 8 | 24096 | 2545 | - | 2586 | = | -41 | * | (307 | / | 866) | = | -14.53464202 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Jane Addams Middle | -40 | ||||||||||||
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 |
||
| 6 | 24268 | 2512 | - | 2552 | = | -40 | * | (273 | / | 831) | = | -13.1407942 | ||
| 7 | 24269 | 2534 | - | 2567 | = | -33 | * | (268 | / | 831) | = | -10.64259926 | ||
| 8 | 24270 | 2558 | - | 2586 | = | -28 | * | (290 | / | 831) | = | -9.77135978 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Jane Addams Middle | -34 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -58 | -47 | -43 | -40 | -34 | -222.0 | -44.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -20.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -68.4
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 | 78% | 76% | 80% | 82% | 82% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Lawndale Elementary 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.
Jane Addams Middle math proficiency
Zero+ meets standard.
63% less $meal
62% less $meal
65% less $meal
72% less $meal
72% 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.
Intermediate/Middle Schools (Public) schools in Lawndale Elementary (2)
| Jane Addams Middle | Will Rogers Middle |