Laneview Elementary (Data source)
Source data for Laneview 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 | 2622515 | 2446 | - | 2436 | = | 10 | * | (61 | / | 215) | = | 2.8372093 | ||
| 4 | 2622516 | 2473 | - | 2485 | = | -12 | * | (71 | / | 215) | = | -3.9627907 | ||
| 5 | 2622519 | 2484 | - | 2528 | = | -44 | * | (83 | / | 215) | = | -16.98604648 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Laneview Elementary | -18 | ||||||||||||
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 | 80016 | 2461 | - | 2436 | = | 25 | * | (68 | / | 190) | = | 8.9473684 | ||
| 4 | 80018 | 2493 | - | 2485 | = | 8 | * | (56 | / | 190) | = | 2.35789474 | ||
| 5 | 80019 | 2520 | - | 2528 | = | -8 | * | (66 | / | 190) | = | -2.77894737 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Laneview Elementary | 9 | ||||||||||||
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 | 82211 | 2470 | - | 2436 | = | 34 | * | (73 | / | 197) | = | 12.59898475 | ||
| 4 | 82213 | 2510 | - | 2485 | = | 25 | * | (65 | / | 197) | = | 8.24873095 | ||
| 5 | 82215 | 2526 | - | 2528 | = | -2 | * | (59 | / | 197) | = | -0.59898477 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Laneview Elementary | 20 | ||||||||||||
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 | 82414 | 2473 | - | 2436 | = | 37 | * | (53 | / | 191) | = | 10.26701567 | ||
| 4 | 82416 | 2493 | - | 2485 | = | 8 | * | (64 | / | 191) | = | 2.68062827 | ||
| 5 | 82418 | 2530 | - | 2528 | = | 2 | * | (74 | / | 191) | = | 0.77486911 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Laneview Elementary | 14 | ||||||||||||
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 | 83030 | 2483 | - | 2436 | = | 47 | * | (47 | / | 167) | = | 13.22754488 | ||
| 4 | 83031 | 2492 | - | 2485 | = | 7 | * | (55 | / | 167) | = | 2.30538922 | ||
| 5 | 83032 | 2550 | - | 2528 | = | 22 | * | (65 | / | 167) | = | 8.56287423 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Laneview Elementary | 24 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -18 | 9 | 20 | 14 | 24 | 49.0 | 9.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 57.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -38.2
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 | 37% | 38% | 37% | 39% | 35% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Berryessa Union Elementary school district | County of Santa Clara
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.
Laneview Elementary math proficiency
Zero+ meets standard.
27% less $meal
25% less $meal
25% less $meal
31% less $meal
29% 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.