Verdugo Woodlands Elementary (Data source)
Source data for Verdugo Woodlands 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 | 712644 | 2439 | - | 2436 | = | 3 | * | (139 | / | 440) | = | 0.94772727 | ||
4 | 712645 | 2483 | - | 2485 | = | -2 | * | (110 | / | 440) | = | -0.5 | ||
5 | 712648 | 2532 | - | 2528 | = | 4 | * | (100 | / | 440) | = | 0.90909091 | ||
6 | 712649 | 2588 | - | 2552 | = | 36 | * | (91 | / | 440) | = | 7.44545452 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Verdugo Woodlands Elementary | 9 |
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 | 22495 | 2459 | - | 2436 | = | 23 | * | (130 | / | 469) | = | 6.37526652 | ||
4 | 22497 | 2490 | - | 2485 | = | 5 | * | (134 | / | 469) | = | 1.42857143 | ||
5 | 22498 | 2525 | - | 2528 | = | -3 | * | (113 | / | 469) | = | -0.7228145 | ||
6 | 22501 | 2589 | - | 2552 | = | 37 | * | (92 | / | 469) | = | 7.2579957 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Verdugo Woodlands 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 | 22925 | 2446 | - | 2436 | = | 10 | * | (138 | / | 513) | = | 2.69005847 | ||
4 | 22928 | 2502 | - | 2485 | = | 17 | * | (135 | / | 513) | = | 4.4736842 | ||
5 | 22929 | 2514 | - | 2528 | = | -14 | * | (133 | / | 513) | = | -3.62962963 | ||
6 | 22931 | 2574 | - | 2552 | = | 22 | * | (107 | / | 513) | = | 4.58869396 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Verdugo Woodlands Elementary | 8 |
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 | 22922 | 2439 | - | 2436 | = | 3 | * | (105 | / | 479) | = | 0.65762004 | ||
4 | 22924 | 2476 | - | 2485 | = | -9 | * | (132 | / | 479) | = | -2.48016701 | ||
5 | 22926 | 2541 | - | 2528 | = | 13 | * | (125 | / | 479) | = | 3.39248434 | ||
6 | 22928 | 2578 | - | 2552 | = | 26 | * | (117 | / | 479) | = | 6.35073067 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Verdugo Woodlands 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 | 23105 | 2460 | - | 2436 | = | 24 | * | (96 | / | 436) | = | 5.28440366 | ||
4 | 23106 | 2482 | - | 2485 | = | -3 | * | (102 | / | 436) | = | -0.70183486 | ||
5 | 23107 | 2525 | - | 2528 | = | -3 | * | (130 | / | 436) | = | -0.89449541 | ||
6 | 23108 | 2590 | - | 2552 | = | 38 | * | (108 | / | 436) | = | 9.41284404 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Verdugo Woodlands Elementary | 13 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
9 | 14 | 8 | 8 | 13 | 52.0 | 10.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 16.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 4.4
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 | 22% | 25% | 25% | 31% | 33% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Glendale 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.
Verdugo Woodlands Elementary math proficiency
Zero+ meets standard.
16% less $meal
17% less $meal
19% less $meal
26% less $meal
27% 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.