Serrano Middle (Data source)
Source data for Serrano 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 |
||
| 7 | 2014799 | 2495 | - | 2567 | = | -72 | * | (330 | / | 739) | = | -32.15155615 | ||
| 8 | 2014802 | 2535 | - | 2586 | = | -51 | * | (409 | / | 739) | = | -28.22598101 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Serrano Middle | -60 | ||||||||||||
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 |
||
| 7 | 61973 | 2503 | - | 2567 | = | -64 | * | (360 | / | 691) | = | -33.34298118 | ||
| 8 | 61974 | 2554 | - | 2586 | = | -32 | * | (331 | / | 691) | = | -15.32850938 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Serrano Middle | -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 |
||
| 7 | 63762 | 2511 | - | 2567 | = | -56 | * | (337 | / | 700) | = | -26.95999998 | ||
| 8 | 63764 | 2546 | - | 2586 | = | -40 | * | (363 | / | 700) | = | -20.74285712 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Serrano Middle | -48 | ||||||||||||
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 |
||
| 7 | 63867 | 2518 | - | 2567 | = | -49 | * | (399 | / | 741) | = | -26.38461536 | ||
| 8 | 63870 | 2585 | - | 2586 | = | -1 | * | (342 | / | 741) | = | -0.46153846 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Serrano Middle | -27 | ||||||||||||
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 |
||
| 7 | 64138 | 2550 | - | 2567 | = | -17 | * | (429 | / | 834) | = | -8.74460431 | ||
| 8 | 64139 | 2567 | - | 2586 | = | -19 | * | (405 | / | 834) | = | -9.22661869 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Serrano Middle | -18 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -60 | -49 | -48 | -27 | -18 | -202.0 | -40.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 10.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -91.4
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 | 77% | 88% | 81% | 85% | 91% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Ontario-Montclair school district | County of San Bernardino
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.
Serrano Middle math proficiency
Zero+ meets standard.
68% less $meal
78% less $meal
72% less $meal
75% less $meal
79% 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 Ontario-Montclair (6)
| De Anza Middle | Oaks Middle | Ray Wiltsey Middle |
| Serrano Middle | Vernon Middle | Vina Danks Middle |