Nelson Avenue Middle (Data source)
Source data for Nelson Avenue 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 | 156815 | 2428 | - | 2552 | = | -124 | * | (136 | / | 402) | = | -41.95024867 | ||
| 7 | 156818 | 2475 | - | 2567 | = | -92 | * | (136 | / | 402) | = | -31.12437804 | ||
| 8 | 156819 | 2510 | - | 2586 | = | -76 | * | (130 | / | 402) | = | -24.57711438 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Nelson Avenue Middle | -98 | ||||||||||||
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 | 4620 | 2428 | - | 2552 | = | -124 | * | (140 | / | 405) | = | -42.86419749 | ||
| 7 | 4621 | 2472 | - | 2567 | = | -95 | * | (130 | / | 405) | = | -30.49382713 | ||
| 8 | 4624 | 2514 | - | 2586 | = | -72 | * | (135 | / | 405) | = | -23.99999998 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Nelson Avenue Middle | -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 | 4717 | 2470 | - | 2552 | = | -82 | * | (131 | / | 410) | = | -26.19999999 | ||
| 7 | 4720 | 2486 | - | 2567 | = | -81 | * | (149 | / | 410) | = | -29.43658535 | ||
| 8 | 4722 | 2496 | - | 2586 | = | -90 | * | (130 | / | 410) | = | -28.5365853 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Nelson Avenue Middle | -84 | ||||||||||||
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 | 4706 | 2465 | - | 2552 | = | -87 | * | (157 | / | 441) | = | -30.97278909 | ||
| 7 | 4707 | 2483 | - | 2567 | = | -84 | * | (143 | / | 441) | = | -27.23809519 | ||
| 8 | 4710 | 2495 | - | 2586 | = | -91 | * | (141 | / | 441) | = | -29.09523808 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Nelson Avenue Middle | -87 | ||||||||||||
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 | 4735 | 2454 | - | 2552 | = | -98 | * | (175 | / | 460) | = | -37.28260864 | ||
| 7 | 4736 | 2484 | - | 2567 | = | -83 | * | (149 | / | 460) | = | -26.88478257 | ||
| 8 | 4737 | 2508 | - | 2586 | = | -78 | * | (136 | / | 460) | = | -23.06086949 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Nelson Avenue Middle | -87 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -98 | -97 | -84 | -87 | -87 | -453.0 | -90.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -72.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -108.6
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 | 84% | 88% | 88% | 88% | 89% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Thermalito 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.
Nelson Avenue Middle math proficiency
Zero+ meets standard.
76% less $meal
78% less $meal
80% less $meal
80% less $meal
80% 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 Thermalito Union Elementary (1)
| Nelson Avenue Middle |