Hollencrest Middle (Data source)
Source data for Hollencrest Middle
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 |
||
| 6 | 1140265 | 2519 | - | 2552 | = | -33 | * | (233 | / | 774) | = | -9.9341085 | ||
| 7 | 1140266 | 2526 | - | 2567 | = | -41 | * | (265 | / | 774) | = | -14.03746766 | ||
| 8 | 1140269 | 2547 | - | 2586 | = | -39 | * | (276 | / | 774) | = | -13.90697673 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Hollencrest Middle | -38 | ||||||||||||
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 |
||
| 6 | 35505 | 2522 | - | 2552 | = | -30 | * | (255 | / | 782) | = | -9.78260868 | ||
| 7 | 35508 | 2533 | - | 2567 | = | -34 | * | (264 | / | 782) | = | -11.47826084 | ||
| 8 | 35510 | 2570 | - | 2586 | = | -16 | * | (263 | / | 782) | = | -5.38107416 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Hollencrest Middle | -27 | ||||||||||||
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 |
||
| 6 | 36209 | 2525 | - | 2552 | = | -27 | * | (227 | / | 767) | = | -7.99087353 | ||
| 7 | 36211 | 2535 | - | 2567 | = | -32 | * | (280 | / | 767) | = | -11.68187744 | ||
| 8 | 36213 | 2572 | - | 2586 | = | -14 | * | (260 | / | 767) | = | -4.7457627 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Hollencrest Middle | -24 | ||||||||||||
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 |
||
| 6 | 36196 | 2526 | - | 2552 | = | -26 | * | (285 | / | 816) | = | -9.08088233 | ||
| 7 | 36198 | 2538 | - | 2567 | = | -29 | * | (250 | / | 816) | = | -8.88480392 | ||
| 8 | 36200 | 2580 | - | 2586 | = | -6 | * | (281 | / | 816) | = | -2.06617647 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Hollencrest Middle | -20 | ||||||||||||
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 |
||
| 6 | 36362 | 2540 | - | 2552 | = | -12 | * | (254 | / | 824) | = | -3.69902912 | ||
| 7 | 36363 | 2542 | - | 2567 | = | -25 | * | (312 | / | 824) | = | -9.4660194 | ||
| 8 | 36364 | 2590 | - | 2586 | = | 4 | * | (258 | / | 824) | = | 1.25242718 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Hollencrest Middle | -12 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -38 | -27 | -24 | -20 | -12 | -121.0 | -24.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 2.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -51.2
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 | 68% | 67% | 65% | 65% | 67% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
West Covina Unified school district | County of Los Angeles
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.
Hollencrest Middle math proficiency
Zero+ meets standard.
51% less $meal
51% less $meal
51% less $meal
54% less $meal
57% 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.
Intermediate/Middle Schools (Public) schools in West Covina Unified (3)
| Edgewood Middle | Hollencrest Middle | Walnut Grove Intermediate |