De Anza Elementary (Data source)
Source data for De Anza 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 | 627222 | 2392 | - | 2436 | = | -44 | * | (85 | / | 304) | = | -12.30263157 | ||
4 | 627225 | 2450 | - | 2485 | = | -35 | * | (66 | / | 304) | = | -7.59868421 | ||
5 | 627226 | 2448 | - | 2528 | = | -80 | * | (69 | / | 304) | = | -18.15789472 | ||
6 | 627229 | 2489 | - | 2552 | = | -63 | * | (84 | / | 304) | = | -17.40789471 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for De Anza Elementary | -55 |
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 | 20035 | 2397 | - | 2436 | = | -39 | * | (71 | / | 285) | = | -9.71578947 | ||
4 | 20037 | 2447 | - | 2485 | = | -38 | * | (85 | / | 285) | = | -11.33333333 | ||
5 | 20040 | 2464 | - | 2528 | = | -64 | * | (69 | / | 285) | = | -15.49473683 | ||
6 | 20041 | 2492 | - | 2552 | = | -60 | * | (60 | / | 285) | = | -12.6315789 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for De Anza Elementary | -49 |
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 | 20348 | 2405 | - | 2436 | = | -31 | * | (62 | / | 296) | = | -6.49324323 | ||
4 | 20350 | 2441 | - | 2485 | = | -44 | * | (72 | / | 296) | = | -10.70270269 | ||
5 | 20352 | 2485 | - | 2528 | = | -43 | * | (91 | / | 296) | = | -13.21959458 | ||
6 | 20354 | 2529 | - | 2552 | = | -23 | * | (71 | / | 296) | = | -5.51689187 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for De Anza Elementary | -36 |
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 | 20339 | 2426 | - | 2436 | = | -10 | * | (69 | / | 291) | = | -2.37113402 | ||
4 | 20341 | 2456 | - | 2485 | = | -29 | * | (63 | / | 291) | = | -6.27835051 | ||
5 | 20343 | 2422 | - | 2528 | = | -106 | * | (69 | / | 291) | = | -25.13402061 | ||
6 | 20345 | 2520 | - | 2552 | = | -32 | * | (90 | / | 291) | = | -9.8969072 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for De Anza Elementary | -44 |
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 | 20521 | 2437 | - | 2436 | = | 1 | * | (48 | / | 239) | = | 0.20083682 | ||
4 | 20522 | 2470 | - | 2485 | = | -15 | * | (67 | / | 239) | = | -4.20502092 | ||
5 | 20523 | 2456 | - | 2528 | = | -72 | * | (60 | / | 239) | = | -18.0753138 | ||
6 | 20524 | 2534 | - | 2552 | = | -18 | * | (64 | / | 239) | = | -4.82008367 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for De Anza Elementary | -27 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-55 | -49 | -36 | -44 | -27 | -211.0 | -42.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -12.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -72.2
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 | 93% | 92% | 94% | 91% | 100% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Baldwin Park Unified school district County of Los Angeles
THIS chart shows what the school system "wants"
PLUS a "special" or "outside" cause of variation, parent education.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
De Anza Elementary math proficiency
Zero+ meets standard.
82% less $meal
82% less $meal
81% less $meal
83% less $meal
100% 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.