Hemlock Elementary (Data source)
Source data for Hemlock 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 | 2838195 | 2393 | - | 2436 | = | -43 | * | (28 | / | 150) | = | -8.02666664 | ||
4 | 2838196 | 2465 | - | 2485 | = | -20 | * | (34 | / | 150) | = | -4.53333332 | ||
5 | 2838199 | 2467 | - | 2528 | = | -61 | * | (42 | / | 150) | = | -17.08 | ||
6 | 2838200 | 2491 | - | 2552 | = | -61 | * | (46 | / | 150) | = | -18.70666663 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Hemlock Elementary | -48 |
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 | 86809 | 2403 | - | 2436 | = | -33 | * | (39 | / | 137) | = | -9.39416056 | ||
4 | 86810 | 2475 | - | 2485 | = | -10 | * | (28 | / | 137) | = | -2.04379562 | ||
5 | 86813 | 2484 | - | 2528 | = | -44 | * | (31 | / | 137) | = | -9.95620437 | ||
6 | 86814 | 2507 | - | 2552 | = | -45 | * | (39 | / | 137) | = | -12.81021894 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Hemlock Elementary | -34 |
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 | 89256 | 2409 | - | 2436 | = | -27 | * | (43 | / | 147) | = | -7.89795916 | ||
4 | 89258 | 2453 | - | 2485 | = | -32 | * | (41 | / | 147) | = | -8.92517005 | ||
5 | 89260 | 2486 | - | 2528 | = | -42 | * | (29 | / | 147) | = | -8.28571426 | ||
6 | 89261 | 2486 | - | 2552 | = | -66 | * | (34 | / | 147) | = | -15.26530612 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Hemlock Elementary | -40 |
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 | 89466 | 2425 | - | 2436 | = | -11 | * | (56 | / | 231) | = | -2.66666666 | ||
4 | 89467 | 2473 | - | 2485 | = | -12 | * | (56 | / | 231) | = | -2.9090909 | ||
5 | 89469 | 2443 | - | 2528 | = | -85 | * | (61 | / | 231) | = | -22.44588744 | ||
6 | 89472 | 2538 | - | 2552 | = | -14 | * | (58 | / | 231) | = | -3.51515151 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Hemlock 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 | 90073 | 2428 | - | 2436 | = | -8 | * | (43 | / | 220) | = | -1.56363636 | ||
4 | 90074 | 2470 | - | 2485 | = | -15 | * | (60 | / | 220) | = | -4.09090908 | ||
5 | 90075 | 2508 | - | 2528 | = | -20 | * | (51 | / | 220) | = | -4.63636362 | ||
6 | 90076 | 2469 | - | 2552 | = | -83 | * | (66 | / | 220) | = | -24.9 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Hemlock Elementary | -35 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-48 | -34 | -40 | -32 | -35 | -189.0 | -37.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -19.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -55.8
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 | 60% | 61% | 65% | 51% | 47% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Vacaville Unified school district County of Solano
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.
Hemlock Elementary math proficiency
Zero+ meets standard.
52% less $meal
52% less $meal
57% less $meal
42% less $meal
39% 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 Vacaville Unified (9)
Alamo Elementary | Browns Valley Elementary | Cooper Elementary |
Edwin Markham Elementary | Eugene Padan Elementary | Hemlock Elementary |
Jean Callison Elementary | Orchard Elementary | Sierra Vista K-8 |