Sylvia Mendez Elementary (Data source)
Source data for Sylvia Mendez 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 | 18691 | 2446 | - | 2436 | = | 10 | * | (57 | / | 145) | = | 3.93103448 | ||
| 4 | 18694 | 2495 | - | 2485 | = | 10 | * | (42 | / | 145) | = | 2.89655172 | ||
| 5 | 18695 | 2471 | - | 2528 | = | -57 | * | (46 | / | 145) | = | -18.0827586 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Sylvia Mendez Elementary | -11 | ||||||||||||
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 | 513 | 2454 | - | 2436 | = | 18 | * | (45 | / | 145) | = | 5.58620689 | ||
| 4 | 515 | 2483 | - | 2485 | = | -2 | * | (59 | / | 145) | = | -0.8137931 | ||
| 5 | 517 | 2512 | - | 2528 | = | -16 | * | (41 | / | 145) | = | -4.52413792 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Sylvia Mendez Elementary | 0 | ||||||||||||
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 | 535 | 2452 | - | 2436 | = | 16 | * | (56 | / | 152) | = | 5.89473683 | ||
| 4 | 537 | 2457 | - | 2485 | = | -28 | * | (43 | / | 152) | = | -7.92105261 | ||
| 5 | 539 | 2504 | - | 2528 | = | -24 | * | (53 | / | 152) | = | -8.36842104 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Sylvia Mendez Elementary | -10 | ||||||||||||
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 | 559 | 2466 | - | 2436 | = | 30 | * | (55 | / | 155) | = | 10.64516127 | ||
| 4 | 561 | 2494 | - | 2485 | = | 9 | * | (56 | / | 155) | = | 3.2516129 | ||
| 5 | 563 | 2529 | - | 2528 | = | 1 | * | (44 | / | 155) | = | 0.28387097 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Sylvia Mendez Elementary | 14 | ||||||||||||
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 | 587 | 2439 | - | 2436 | = | 3 | * | (57 | / | 160) | = | 1.06875 | ||
| 4 | 588 | 2488 | - | 2485 | = | 3 | * | (51 | / | 160) | = | 0.95625 | ||
| 5 | 589 | 2525 | - | 2528 | = | -3 | * | (52 | / | 160) | = | -0.975 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Sylvia Mendez Elementary | 1 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -11 | 0 | -10 | 14 | 1 | -6.0 | -1.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 31.5
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -34.5
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 | 51% | 45% | 40% | 37% | 31% |
| 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.
Sylvia Mendez Elementary math proficiency
Zero+ meets standard.
47% less $meal
36% less $meal
31% less $meal
33% 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.