Fort Bragg Middle (Data source)
Source data for Fort Bragg 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 | 1277852 | 2452 | - | 2552 | = | -100 | * | (131 | / | 364) | = | -35.9890109 | ||
| 7 | 1277853 | 2493 | - | 2567 | = | -74 | * | (132 | / | 364) | = | -26.83516479 | ||
| 8 | 1277856 | 2536 | - | 2586 | = | -50 | * | (101 | / | 364) | = | -13.87362635 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Fort Bragg Middle | -77 | ||||||||||||
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 | 39932 | 2485 | - | 2552 | = | -67 | * | (114 | / | 380) | = | -20.1 | ||
| 7 | 39934 | 2467 | - | 2567 | = | -100 | * | (137 | / | 380) | = | -36.0526315 | ||
| 8 | 39936 | 2509 | - | 2586 | = | -77 | * | (129 | / | 380) | = | -26.13947367 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Fort Bragg Middle | -82 | ||||||||||||
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 | 40954 | 2483 | - | 2552 | = | -69 | * | (144 | / | 393) | = | -25.2824427 | ||
| 7 | 40956 | 2499 | - | 2567 | = | -68 | * | (116 | / | 393) | = | -20.07124679 | ||
| 8 | 40957 | 2467 | - | 2586 | = | -119 | * | (133 | / | 393) | = | -40.27226453 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Fort Bragg Middle | -86 | ||||||||||||
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 | 40971 | 2477 | - | 2552 | = | -75 | * | (132 | / | 383) | = | -25.84856393 | ||
| 7 | 40972 | 2496 | - | 2567 | = | -71 | * | (137 | / | 383) | = | -25.39686678 | ||
| 8 | 40975 | 2499 | - | 2586 | = | -87 | * | (114 | / | 383) | = | -25.89556131 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Fort Bragg Middle | -77 | ||||||||||||
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 | 41124 | 2474 | - | 2552 | = | -78 | * | (121 | / | 396) | = | -23.83333329 | ||
| 7 | 41125 | 2501 | - | 2567 | = | -66 | * | (130 | / | 396) | = | -21.66666665 | ||
| 8 | 41126 | 2522 | - | 2586 | = | -64 | * | (145 | / | 396) | = | -23.43434342 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Fort Bragg Middle | -69 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -77 | -82 | -86 | -77 | -69 | -391.0 | -78.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -60.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -96.2
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 | 67% | 64% | 63% | 71% | 72% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Fort Bragg Unified school district | County of Mendocino
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.
Fort Bragg Middle math proficiency
Zero+ meets standard.
52% less $meal
50% less $meal
48% less $meal
62% less $meal
65% 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 Fort Bragg Unified (1)
| Fort Bragg Middle |