Waverly Elementary (Data source)
Source data for Waverly 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 | 2400647 | 2431 | - | 2436 | = | -5 | * | (29 | / | 224) | = | -0.64732143 | ||
4 | 2400650 | 2440 | - | 2485 | = | -45 | * | (38 | / | 224) | = | -7.63392857 | ||
5 | 2400651 | 2484 | - | 2528 | = | -44 | * | (37 | / | 224) | = | -7.26785712 | ||
6 | 2400654 | 2520 | - | 2552 | = | -32 | * | (36 | / | 224) | = | -5.14285712 | ||
7 | 2400655 | 2518 | - | 2567 | = | -49 | * | (42 | / | 224) | = | -9.1875 | ||
8 | 2400658 | 2558 | - | 2586 | = | -28 | * | (42 | / | 224) | = | -5.25 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Waverly Elementary | -35 |
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 | 73319 | 2452 | - | 2436 | = | 16 | * | (39 | / | 241) | = | 2.58921162 | ||
4 | 73321 | 2486 | - | 2485 | = | 1 | * | (30 | / | 241) | = | 0.12448133 | ||
5 | 73323 | 2494 | - | 2528 | = | -34 | * | (44 | / | 241) | = | -6.20746888 | ||
6 | 73325 | 2509 | - | 2552 | = | -43 | * | (43 | / | 241) | = | -7.67219915 | ||
7 | 73327 | 2532 | - | 2567 | = | -35 | * | (41 | / | 241) | = | -5.95435684 | ||
8 | 73329 | 2529 | - | 2586 | = | -57 | * | (44 | / | 241) | = | -10.406639 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Waverly Elementary | -28 |
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 | 75283 | 2465 | - | 2436 | = | 29 | * | (43 | / | 249) | = | 5.00803213 | ||
4 | 75284 | 2479 | - | 2485 | = | -6 | * | (45 | / | 249) | = | -1.08433735 | ||
5 | 75286 | 2503 | - | 2528 | = | -25 | * | (39 | / | 249) | = | -3.91566265 | ||
6 | 75289 | 2497 | - | 2552 | = | -55 | * | (36 | / | 249) | = | -7.95180722 | ||
7 | 75291 | 2522 | - | 2567 | = | -45 | * | (48 | / | 249) | = | -8.67469878 | ||
8 | 75293 | 2534 | - | 2586 | = | -52 | * | (38 | / | 249) | = | -7.93574293 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Waverly Elementary | -25 |
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 | 75478 | 2460 | - | 2436 | = | 24 | * | (25 | / | 240) | = | 2.49999998 | ||
4 | 75480 | 2487 | - | 2485 | = | 2 | * | (44 | / | 240) | = | 0.36666667 | ||
5 | 75482 | 2496 | - | 2528 | = | -32 | * | (46 | / | 240) | = | -6.13333331 | ||
6 | 75483 | 2490 | - | 2552 | = | -62 | * | (38 | / | 240) | = | -9.81666665 | ||
7 | 75486 | 2517 | - | 2567 | = | -50 | * | (40 | / | 240) | = | -8.3333333 | ||
8 | 75487 | 2531 | - | 2586 | = | -55 | * | (47 | / | 240) | = | -10.77083332 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Waverly Elementary | -32 |
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 | 76006 | 2454 | - | 2436 | = | 18 | * | (27 | / | 255) | = | 1.90588234 | ||
4 | 76007 | 2487 | - | 2485 | = | 2 | * | (32 | / | 255) | = | 0.25098039 | ||
5 | 76008 | 2500 | - | 2528 | = | -28 | * | (53 | / | 255) | = | -5.81960784 | ||
6 | 76009 | 2491 | - | 2552 | = | -61 | * | (58 | / | 255) | = | -13.87450978 | ||
7 | 76010 | 2503 | - | 2567 | = | -64 | * | (41 | / | 255) | = | -10.29019603 | ||
8 | 76011 | 2531 | - | 2586 | = | -55 | * | (44 | / | 255) | = | -9.49019605 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Waverly Elementary | -37 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-35 | -28 | -25 | -32 | -37 | -157.0 | -31.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -19.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -43.4
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 | 47% | 49% | 52% | 59% | 59% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Linden Unified school district County of San Joaquin
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.
Waverly Elementary math proficiency
Zero+ meets standard.
39% less $meal
40% less $meal
42% less $meal
49% less $meal
50% 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 Linden Unified (3)
Glenwood Elementary | Linden Elementary | Waverly Elementary |