Anderson Valley Elementary (Data source)
Source data for Anderson 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 | 1274995 | 2421 | - | 2436 | = | -15 | * | (42 | / | 149) | = | -4.22818791 | ||
4 | 1274996 | 2437 | - | 2485 | = | -48 | * | (43 | / | 149) | = | -13.85234899 | ||
5 | 1274999 | 2470 | - | 2528 | = | -58 | * | (34 | / | 149) | = | -13.2348993 | ||
6 | 1275000 | 2553 | - | 2552 | = | 1 | * | (30 | / | 149) | = | 0.20134228 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Anderson Valley Elementary | -31 |
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 | 39824 | 2411 | - | 2436 | = | -25 | * | (37 | / | 157) | = | -5.89171973 | ||
4 | 39827 | 2439 | - | 2485 | = | -46 | * | (39 | / | 157) | = | -11.42675158 | ||
5 | 39828 | 2460 | - | 2528 | = | -68 | * | (50 | / | 157) | = | -21.65605092 | ||
6 | 39830 | 2498 | - | 2552 | = | -54 | * | (31 | / | 157) | = | -10.66242037 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Anderson Valley Elementary | -50 |
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 | 40848 | 2398 | - | 2436 | = | -38 | * | (36 | / | 157) | = | -8.71337579 | ||
4 | 40850 | 2429 | - | 2485 | = | -56 | * | (37 | / | 157) | = | -13.19745218 | ||
5 | 40851 | 2519 | - | 2528 | = | -9 | * | (37 | / | 157) | = | -2.1210191 | ||
6 | 40854 | 2481 | - | 2552 | = | -71 | * | (47 | / | 157) | = | -21.25477705 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Anderson Valley Elementary | -45 |
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 | 40864 | 2424 | - | 2436 | = | -12 | * | (31 | / | 149) | = | -2.49664429 | ||
4 | 40867 | 2457 | - | 2485 | = | -28 | * | (38 | / | 149) | = | -7.1409396 | ||
5 | 40868 | 2477 | - | 2528 | = | -51 | * | (39 | / | 149) | = | -13.34899327 | ||
6 | 40871 | 2539 | - | 2552 | = | -13 | * | (41 | / | 149) | = | -3.57718121 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Anderson Valley Elementary | -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 |
||
3 | 41015 | 2386 | - | 2436 | = | -50 | * | (40 | / | 147) | = | -13.60544215 | ||
4 | 41016 | 2467 | - | 2485 | = | -18 | * | (29 | / | 147) | = | -3.5510204 | ||
5 | 41017 | 2480 | - | 2528 | = | -48 | * | (40 | / | 147) | = | -13.06122446 | ||
6 | 41018 | 2487 | - | 2552 | = | -65 | * | (38 | / | 147) | = | -16.80272107 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Anderson Valley Elementary | -47 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-31 | -50 | -45 | -27 | -47 | -200.0 | -40.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -10.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -70.0
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 | 86% | 84% | 78% | 81% | 83% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Anderson Valley Unified school district County of Mendocino
THIS chart shows what the school system "wants"
PLUS a "special" or "outside" cause of variation, parent education.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
Anderson Valley Elementary math proficiency
Zero+ meets standard.
74% less $meal
72% less $meal
68% less $meal
73% less $meal
78% 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 Anderson Valley Unified (1)
Anderson Valley Elementary |