Canyon Oaks Elementary (Data source)
Source data for Canyon Oaks 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 | 1382918 | 2433 | - | 2436 | = | -3 | * | (126 | / | 381) | = | -0.99212598 | ||
| 4 | 1382921 | 2491 | - | 2485 | = | 6 | * | (128 | / | 381) | = | 2.01574803 | ||
| 5 | 1382922 | 2513 | - | 2528 | = | -15 | * | (127 | / | 381) | = | -5.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Canyon Oaks Elementary | -4 | ||||||||||||
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 | 43571 | 2472 | - | 2436 | = | 36 | * | (110 | / | 361) | = | 10.96952908 | ||
| 4 | 43573 | 2483 | - | 2485 | = | -2 | * | (123 | / | 361) | = | -0.68144044 | ||
| 5 | 43575 | 2528 | - | 2528 | = | 0 | * | (128 | / | 361) | = | 0.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Canyon Oaks Elementary | 10 | ||||||||||||
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 | 44637 | 2453 | - | 2436 | = | 17 | * | (130 | / | 377) | = | 5.86206896 | ||
| 4 | 44639 | 2504 | - | 2485 | = | 19 | * | (116 | / | 377) | = | 5.84615383 | ||
| 5 | 44642 | 2504 | - | 2528 | = | -24 | * | (131 | / | 377) | = | -8.33952254 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Canyon Oaks Elementary | 3 | ||||||||||||
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 | 44655 | 2471 | - | 2436 | = | 35 | * | (113 | / | 363) | = | 10.89531678 | ||
| 4 | 44656 | 2508 | - | 2485 | = | 23 | * | (133 | / | 363) | = | 8.42699723 | ||
| 5 | 44659 | 2525 | - | 2528 | = | -3 | * | (117 | / | 363) | = | -0.96694215 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Canyon Oaks Elementary | 18 | ||||||||||||
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 | 44791 | 2458 | - | 2436 | = | 22 | * | (122 | / | 372) | = | 7.21505376 | ||
| 4 | 44792 | 2524 | - | 2485 | = | 39 | * | (114 | / | 372) | = | 11.95161287 | ||
| 5 | 44793 | 2520 | - | 2528 | = | -8 | * | (136 | / | 372) | = | -2.92473118 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Canyon Oaks Elementary | 16 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -4 | 10 | 3 | 18 | 16 | 43.0 | 8.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 35.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -18.4
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 | 32% | 34% | 34% | 37% | 38% |
| 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.
Canyon Oaks Elementary math proficiency
Zero+ meets standard.
21% less $meal
24% less $meal
24% less $meal
28% 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.