Pueblo Vista Elementary (Data source)
Source data for Pueblo Vista 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 | 1386846 | 2371 | - | 2436 | = | -65 | * | (39 | / | 119) | = | -21.30252098 | ||
| 4 | 1386847 | 2426 | - | 2485 | = | -59 | * | (43 | / | 119) | = | -21.31932768 | ||
| 5 | 1386850 | 2497 | - | 2528 | = | -31 | * | (37 | / | 119) | = | -9.63865544 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Pueblo Vista Elementary | -52 | ||||||||||||
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 | 43685 | 2404 | - | 2436 | = | -32 | * | (26 | / | 113) | = | -7.36283184 | ||
| 4 | 43687 | 2399 | - | 2485 | = | -86 | * | (44 | / | 113) | = | -33.48672558 | ||
| 5 | 43688 | 2431 | - | 2528 | = | -97 | * | (43 | / | 113) | = | -36.91150438 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Pueblo Vista Elementary | -78 | ||||||||||||
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 | 44760 | 2455 | - | 2436 | = | 19 | * | (44 | / | 115) | = | 7.26956521 | ||
| 4 | 44761 | 2425 | - | 2485 | = | -60 | * | (28 | / | 115) | = | -14.6086956 | ||
| 5 | 44763 | 2441 | - | 2528 | = | -87 | * | (43 | / | 115) | = | -32.53043474 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Pueblo Vista 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 | 44771 | 2451 | - | 2436 | = | 15 | * | (70 | / | 140) | = | 7.5 | ||
| 4 | 44772 | 2494 | - | 2485 | = | 9 | * | (43 | / | 140) | = | 2.76428571 | ||
| 5 | 44775 | 2434 | - | 2528 | = | -94 | * | (27 | / | 140) | = | -18.12857135 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Pueblo Vista Elementary | -8 | ||||||||||||
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 | 44905 | 2466 | - | 2436 | = | 30 | * | (57 | / | 166) | = | 10.30120479 | ||
| 4 | 44906 | 2497 | - | 2485 | = | 12 | * | (67 | / | 166) | = | 4.84337348 | ||
| 5 | 44907 | 2517 | - | 2528 | = | -11 | * | (42 | / | 166) | = | -2.78313253 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Pueblo Vista Elementary | 12 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -52 | -78 | -40 | -8 | 12 | -166.0 | -33.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 71.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -138.2
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% | 62% | 57% | 55% | 51% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Napa Valley Unified school district | County of Napa
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.
Pueblo Vista Elementary math proficiency
Zero+ meets standard.
49% less $meal
48% less $meal
45% less $meal
47% less $meal
42% 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.