Frederiksen Elementary (Data source)
Source data for Frederiksen Elementary
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 |
||
| 3 | 117009 | 2455 | - | 2436 | = | 19 | * | (125 | / | 354) | = | 6.70903954 | ||
| 4 | 117010 | 2493 | - | 2485 | = | 8 | * | (114 | / | 354) | = | 2.57627118 | ||
| 5 | 117013 | 2524 | - | 2528 | = | -4 | * | (115 | / | 354) | = | -1.29943503 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Frederiksen Elementary | 8 | ||||||||||||
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 |
||
| 3 | 3256 | 2472 | - | 2436 | = | 36 | * | (123 | / | 350) | = | 12.65142856 | ||
| 4 | 3257 | 2495 | - | 2485 | = | 10 | * | (116 | / | 350) | = | 3.31428571 | ||
| 5 | 3260 | 2521 | - | 2528 | = | -7 | * | (111 | / | 350) | = | -2.22 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Frederiksen Elementary | 14 | ||||||||||||
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 |
||
| 3 | 3368 | 2432 | - | 2436 | = | -4 | * | (156 | / | 392) | = | -1.59183673 | ||
| 4 | 3370 | 2505 | - | 2485 | = | 20 | * | (127 | / | 392) | = | 6.47959182 | ||
| 5 | 3371 | 2537 | - | 2528 | = | 9 | * | (109 | / | 392) | = | 2.50255102 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Frederiksen Elementary | 7 | ||||||||||||
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 |
||
| 3 | 3368 | 2448 | - | 2436 | = | 12 | * | (105 | / | 397) | = | 3.17380352 | ||
| 4 | 3369 | 2481 | - | 2485 | = | -4 | * | (154 | / | 397) | = | -1.55163728 | ||
| 5 | 3372 | 2547 | - | 2528 | = | 19 | * | (138 | / | 397) | = | 6.60453399 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Frederiksen Elementary | 8 | ||||||||||||
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 |
||
| 3 | 3413 | 2460 | - | 2436 | = | 24 | * | (137 | / | 394) | = | 8.34517766 | ||
| 4 | 3414 | 2479 | - | 2485 | = | -6 | * | (111 | / | 394) | = | -1.69035533 | ||
| 5 | 3415 | 2529 | - | 2528 | = | 1 | * | (146 | / | 394) | = | 0.37055838 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Frederiksen Elementary | 7 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 8 | 14 | 7 | 8 | 7 | 44.0 | 8.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 14.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 2.8
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 | 17% | 18% | 17% | 20% | 18% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Dublin Unified school district | County of Alameda
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.
Frederiksen Elementary math proficiency
Zero+ meets standard.
14% less $meal
14% less $meal
14% less $meal
16% less $meal
16% 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.
Elementary School (Public) schools in Dublin Unified (8)
| Cottonwood Creek | Dublin Elementary | Frederiksen Elementary |
| Harold William Kolb | J. M. Amador Elementary | James Dougherty Elementary |
| John Green Elementary | Murray Elementary |