Stauffer (Mary R.) Middle (Data source)
Source data for Stauffer (Mary R.) 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 | 677392 | 2473 | - | 2552 | = | -79 | * | (451 | / | 1468) | = | -24.27043593 | ||
| 7 | 677395 | 2510 | - | 2567 | = | -57 | * | (528 | / | 1468) | = | -20.50136237 | ||
| 8 | 677396 | 2529 | - | 2586 | = | -57 | * | (489 | / | 1468) | = | -18.98705722 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Stauffer (Mary R.) Middle | -64 | ||||||||||||
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 | 21429 | 2516 | - | 2552 | = | -36 | * | (442 | / | 1421) | = | -11.19774805 | ||
| 7 | 21431 | 2519 | - | 2567 | = | -48 | * | (460 | / | 1421) | = | -15.53835326 | ||
| 8 | 21434 | 2543 | - | 2586 | = | -43 | * | (519 | / | 1421) | = | -15.70513721 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Stauffer (Mary R.) Middle | -42 | ||||||||||||
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 | 21838 | 2502 | - | 2552 | = | -50 | * | (416 | / | 1344) | = | -15.47619045 | ||
| 7 | 21840 | 2531 | - | 2567 | = | -36 | * | (464 | / | 1344) | = | -12.42857142 | ||
| 8 | 21842 | 2530 | - | 2586 | = | -56 | * | (464 | / | 1344) | = | -19.33333332 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Stauffer (Mary R.) Middle | -47 | ||||||||||||
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 | 21813 | 2512 | - | 2552 | = | -40 | * | (384 | / | 1287) | = | -11.93473192 | ||
| 7 | 21814 | 2517 | - | 2567 | = | -50 | * | (427 | / | 1287) | = | -16.58896655 | ||
| 8 | 21817 | 2533 | - | 2586 | = | -53 | * | (476 | / | 1287) | = | -19.60217556 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Stauffer (Mary R.) Middle | -48 | ||||||||||||
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 | 21984 | 2518 | - | 2552 | = | -34 | * | (416 | / | 1235) | = | -11.45263157 | ||
| 7 | 21985 | 2533 | - | 2567 | = | -34 | * | (398 | / | 1235) | = | -10.957085 | ||
| 8 | 21986 | 2526 | - | 2586 | = | -60 | * | (421 | / | 1235) | = | -20.45344128 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Stauffer (Mary R.) Middle | -43 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -64 | -42 | -47 | -48 | -43 | -244.0 | -48.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -24.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -72.8
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 | 73% | 72% | 75% | 74% | 72% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Downey Unified school district County of Los Angeles
THIS chart shows what the school system "wants"
PLUS a "special" or "outside" cause of variation, parent education.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
Stauffer (Mary R.) Middle math proficiency
Zero+ meets standard.
50% less $meal
53% less $meal
55% less $meal
55% less $meal
55% 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 Downey Unified (4)
| Doty (Wendy Lopour) Middle | Griffiths (Gordon) Middle | Stauffer (Mary R.) Middle |
| Sussman (Edward A.) Middle |