Diamond Valley Elementary (Data source)
Source data for Diamond Valley 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 | 124816 | 2403 | - | 2436 | = | -33 | * | (11 | / | 49) | = | -7.40816324 | ||
| 4 | 124818 | 2482 | - | 2485 | = | -3 | * | (11 | / | 49) | = | -0.67346939 | ||
| 5 | 124820 | 0 | - | 2528 | = | * | (9 | / | 49) | = | ||||
| 6 | 124822 | 0 | - | 2552 | = | * | (9 | / | 49) | = | ||||
| 7 | 124823 | 0 | - | 2567 | = | * | (2 | / | 49) | = | ||||
| 8 | 124825 | 0 | - | 2586 | = | * | (7 | / | 49) | = | ||||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Diamond Valley Elementary | -8 | ||||||||||||
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 | 3514 | 2437 | - | 2436 | = | 1 | * | (11 | / | 53) | = | 0.20754717 | ||
| 4 | 3516 | 0 | - | 2485 | = | * | (10 | / | 53) | = | ||||
| 5 | 3518 | 0 | - | 2528 | = | * | (10 | / | 53) | = | ||||
| 6 | 3520 | 0 | - | 2552 | = | * | (10 | / | 53) | = | ||||
| 7 | 3521 | 0 | - | 2567 | = | * | (9 | / | 53) | = | ||||
| 8 | 3523 | 0 | - | 2586 | = | * | (3 | / | 53) | = | ||||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Diamond Valley Elementary | 0 | ||||||||||||
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 | 3592 | 2393 | - | 2436 | = | -43 | * | (12 | / | 59) | = | -8.74576269 | ||
| 4 | 3594 | 2456 | - | 2485 | = | -29 | * | (11 | / | 59) | = | -5.40677963 | ||
| 5 | 3596 | 0 | - | 2528 | = | * | (0 | / | 59) | = | ||||
| 6 | 3597 | 0 | - | 2552 | = | * | (0 | / | 59) | = | ||||
| 7 | 3599 | 0 | - | 2567 | = | * | (0 | / | 59) | = | ||||
| 8 | 3601 | 0 | - | 2586 | = | * | (0 | / | 59) | = | ||||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Diamond Valley Elementary | -14 | ||||||||||||
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 | 3591 | 0 | - | 2436 | = | * | (0 | / | 56) | = | ||||
| 4 | 3593 | 2457 | - | 2485 | = | -28 | * | (11 | / | 56) | = | -5.49999999 | ||
| 5 | 3595 | 0 | - | 2528 | = | * | (0 | / | 56) | = | ||||
| 6 | 3598 | 2526 | - | 2552 | = | -26 | * | (12 | / | 56) | = | -5.57142856 | ||
| 7 | 3600 | 0 | - | 2567 | = | * | (0 | / | 56) | = | ||||
| 8 | 3602 | 0 | - | 2586 | = | * | (0 | / | 56) | = | ||||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Diamond Valley Elementary | -11 | ||||||||||||
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 | 3644 | 0 | - | 2436 | = | * | (5 | / | 50) | = | ||||
| 4 | 3645 | 0 | - | 2485 | = | * | (7 | / | 50) | = | ||||
| 5 | 3646 | 2490 | - | 2528 | = | -38 | * | (11 | / | 50) | = | -8.36 | ||
| 6 | 3647 | 0 | - | 2552 | = | * | (7 | / | 50) | = | ||||
| 7 | 3648 | 0 | - | 2567 | = | * | (10 | / | 50) | = | ||||
| 8 | 3649 | 0 | - | 2586 | = | * | (10 | / | 50) | = | ||||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Diamond Valley Elementary | -8 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -8 | 0 | -14 | -11 | -8 | -41.0 | -8.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -4.25
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -16.25
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 | 63% | 63% | 58% | 73% | 74% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Alpine County Unified school district | County of Alpine
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.
Diamond Valley Elementary math proficiency
Zero+ meets standard.
61% less $meal
55% less $meal
55% less $meal
68% 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 Alpine County Unified (2)
| Bear Valley Elementary | Diamond Valley Elementary |