Palermo (Data source)
Source data for Palermo
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 | 151809 | 2458 | - | 2552 | = | -94 | * | (139 | / | 385) | = | -33.93766233 | ||
| 7 | 151810 | 2481 | - | 2567 | = | -86 | * | (116 | / | 385) | = | -25.91168829 | ||
| 8 | 151813 | 2507 | - | 2586 | = | -79 | * | (130 | / | 385) | = | -26.67532462 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Palermo | -87 | ||||||||||||
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 | 4437 | 2438 | - | 2552 | = | -114 | * | (120 | / | 349) | = | -39.19770767 | ||
| 7 | 4440 | 2481 | - | 2567 | = | -86 | * | (127 | / | 349) | = | -31.29512893 | ||
| 8 | 4441 | 2497 | - | 2586 | = | -89 | * | (102 | / | 349) | = | -26.01146129 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Palermo | -97 | ||||||||||||
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 | 4528 | 2442 | - | 2552 | = | -110 | * | (127 | / | 357) | = | -39.13165256 | ||
| 7 | 4530 | 2466 | - | 2567 | = | -101 | * | (114 | / | 357) | = | -32.25210083 | ||
| 8 | 4531 | 2483 | - | 2586 | = | -103 | * | (116 | / | 357) | = | -33.46778701 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Palermo | -105 | ||||||||||||
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 | 4513 | 2430 | - | 2552 | = | -122 | * | (150 | / | 403) | = | -45.40942919 | ||
| 7 | 4516 | 2472 | - | 2567 | = | -95 | * | (121 | / | 403) | = | -28.52357311 | ||
| 8 | 4517 | 2460 | - | 2586 | = | -126 | * | (132 | / | 403) | = | -41.27047142 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Palermo | -115 | ||||||||||||
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 | 4545 | 2442 | - | 2552 | = | -110 | * | (144 | / | 431) | = | -36.75174008 | ||
| 7 | 4546 | 2468 | - | 2567 | = | -99 | * | (156 | / | 431) | = | -35.83294655 | ||
| 8 | 4547 | 2489 | - | 2586 | = | -97 | * | (131 | / | 431) | = | -29.48259856 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Palermo | -102 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -87 | -97 | -105 | -115 | -102 | -506.0 | -101.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -71.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -131.2
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 | 79% | 77% | 76% | 78% | 73% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Palermo Union Elementary school district | County of Butte
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.
Palermo math proficiency
Zero+ meets standard.
69% less $meal
67% less $meal
70% less $meal
74% less $meal
66% 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 Palermo Union Elementary (1)
| Palermo |