Marian A. Peterson Middle (Data source)
Source data for Marian A. Peterson 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 | 2725261 | 2563 | - | 2552 | = | 11 | * | (311 | / | 869) | = | 3.93670885 | ||
| 7 | 2725264 | 2592 | - | 2567 | = | 25 | * | (281 | / | 869) | = | 8.0840046 | ||
| 8 | 2725265 | 2590 | - | 2586 | = | 4 | * | (277 | / | 869) | = | 1.27502877 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Marian A. Peterson Middle | 13 | ||||||||||||
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 | 82903 | 2578 | - | 2552 | = | 26 | * | (328 | / | 877) | = | 9.72405928 | ||
| 7 | 82905 | 2601 | - | 2567 | = | 34 | * | (280 | / | 877) | = | 10.85518813 | ||
| 8 | 82907 | 2602 | - | 2586 | = | 16 | * | (269 | / | 877) | = | 4.90763968 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Marian A. Peterson Middle | 25 | ||||||||||||
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 | 85212 | 2581 | - | 2552 | = | 29 | * | (319 | / | 887) | = | 10.42953776 | ||
| 7 | 85215 | 2593 | - | 2567 | = | 26 | * | (294 | / | 887) | = | 8.61781284 | ||
| 8 | 85216 | 2597 | - | 2586 | = | 11 | * | (274 | / | 887) | = | 3.39797069 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Marian A. Peterson Middle | 22 | ||||||||||||
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 | 85430 | 2572 | - | 2552 | = | 20 | * | (315 | / | 907) | = | 6.94597574 | ||
| 7 | 85432 | 2604 | - | 2567 | = | 37 | * | (308 | / | 907) | = | 12.56449833 | ||
| 8 | 85434 | 2599 | - | 2586 | = | 13 | * | (284 | / | 907) | = | 4.07056229 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Marian A. Peterson Middle | 24 | ||||||||||||
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 | 86026 | 2582 | - | 2552 | = | 30 | * | (305 | / | 873) | = | 10.48109964 | ||
| 7 | 86027 | 2594 | - | 2567 | = | 27 | * | (285 | / | 873) | = | 8.81443299 | ||
| 8 | 86028 | 2608 | - | 2586 | = | 22 | * | (283 | / | 873) | = | 7.13172966 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Marian A. Peterson Middle | 26 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 13 | 25 | 22 | 24 | 26 | 110.0 | 22.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 37.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 7.0
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 | 27% | 28% | 23% | 29% | 25% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Santa Clara Unified school district | County of Santa Clara
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.
Marian A. Peterson Middle math proficiency
Zero+ meets standard.
20% less $meal
21% less $meal
17% less $meal
24% less $meal
21% 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 Santa Clara Unified (3)
| Buchser Middle | Juan Cabrillo Middle | Marian A. Peterson Middle |