Berkeley Arts Magnet at Whittier (Data source)
Source data for Berkeley Arts Magnet at Whittier
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 | 20468 | 2469 | - | 2436 | = | 33 | * | (64 | / | 186) | = | 11.35483869 | ||
| 4 | 20469 | 2525 | - | 2485 | = | 40 | * | (66 | / | 186) | = | 14.19354836 | ||
| 5 | 20472 | 2515 | - | 2528 | = | -13 | * | (56 | / | 186) | = | -3.91397848 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Berkeley Arts Magnet at Whittier | 22 | ||||||||||||
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 | 561 | 2459 | - | 2436 | = | 23 | * | (82 | / | 212) | = | 8.8962264 | ||
| 4 | 564 | 2492 | - | 2485 | = | 7 | * | (67 | / | 212) | = | 2.21226415 | ||
| 5 | 565 | 2543 | - | 2528 | = | 15 | * | (63 | / | 212) | = | 4.45754717 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Berkeley Arts Magnet at Whittier | 16 | ||||||||||||
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 | 583 | 2469 | - | 2436 | = | 33 | * | (75 | / | 227) | = | 10.90308368 | ||
| 4 | 586 | 2481 | - | 2485 | = | -4 | * | (78 | / | 227) | = | -1.37444934 | ||
| 5 | 587 | 2519 | - | 2528 | = | -9 | * | (74 | / | 227) | = | -2.9339207 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Berkeley Arts Magnet at Whittier | 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 | 607 | 2497 | - | 2436 | = | 61 | * | (62 | / | 219) | = | 17.26940634 | ||
| 4 | 609 | 2507 | - | 2485 | = | 22 | * | (79 | / | 219) | = | 7.93607305 | ||
| 5 | 611 | 2519 | - | 2528 | = | -9 | * | (78 | / | 219) | = | -3.20547945 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Berkeley Arts Magnet at Whittier | 22 | ||||||||||||
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 | 635 | 2484 | - | 2436 | = | 48 | * | (63 | / | 208) | = | 14.53846152 | ||
| 4 | 636 | 2526 | - | 2485 | = | 41 | * | (66 | / | 208) | = | 13.00961537 | ||
| 5 | 637 | 2546 | - | 2528 | = | 18 | * | (79 | / | 208) | = | 6.83653846 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Berkeley Arts Magnet at Whittier | 34 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 22 | 16 | 7 | 22 | 34 | 101.0 | 20.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 47.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -6.8
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 | 36% | 34% | 32% | 34% | 30% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Berkeley 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.
Berkeley Arts Magnet at Whittier math proficiency
Zero+ meets standard.
31% less $meal
29% less $meal
26% less $meal
30% less $meal
26% 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.