San Andreas Elementary (Data source)
Source data for San Andreas 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 | 163448 | 2377 | - | 2436 | = | -59 | * | (28 | / | 146) | = | -11.31506844 | ||
| 4 | 163451 | 2418 | - | 2485 | = | -67 | * | (44 | / | 146) | = | -20.19178082 | ||
| 5 | 163452 | 2459 | - | 2528 | = | -69 | * | (35 | / | 146) | = | -16.54109586 | ||
| 6 | 163455 | 2487 | - | 2552 | = | -65 | * | (39 | / | 146) | = | -17.36301366 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for San Andreas Elementary | -65 | ||||||||||||
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 | 4877 | 2355 | - | 2436 | = | -81 | * | (31 | / | 136) | = | -18.46323526 | ||
| 4 | 4879 | 2400 | - | 2485 | = | -85 | * | (27 | / | 136) | = | -16.87499994 | ||
| 5 | 4882 | 2469 | - | 2528 | = | -59 | * | (43 | / | 136) | = | -18.65441173 | ||
| 6 | 4883 | 2481 | - | 2552 | = | -71 | * | (35 | / | 136) | = | -18.27205881 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for San Andreas Elementary | -72 | ||||||||||||
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 | 4971 | 2384 | - | 2436 | = | -52 | * | (36 | / | 136) | = | -13.76470586 | ||
| 4 | 4974 | 2396 | - | 2485 | = | -89 | * | (25 | / | 136) | = | -16.36029408 | ||
| 5 | 4975 | 2461 | - | 2528 | = | -67 | * | (31 | / | 136) | = | -15.27205879 | ||
| 6 | 4977 | 2502 | - | 2552 | = | -50 | * | (44 | / | 136) | = | -16.17647055 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for San Andreas Elementary | -62 | ||||||||||||
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 | 4960 | 2365 | - | 2436 | = | -71 | * | (43 | / | 120) | = | -25.44166664 | ||
| 4 | 4961 | 2424 | - | 2485 | = | -61 | * | (31 | / | 120) | = | -15.75833331 | ||
| 5 | 4964 | 2481 | - | 2528 | = | -47 | * | (17 | / | 120) | = | -6.6583333 | ||
| 6 | 4965 | 2483 | - | 2552 | = | -69 | * | (29 | / | 120) | = | -16.67499995 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for San Andreas Elementary | -65 | ||||||||||||
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 | 4990 | 2396 | - | 2436 | = | -40 | * | (35 | / | 132) | = | -10.6060606 | ||
| 4 | 4991 | 2406 | - | 2485 | = | -79 | * | (46 | / | 132) | = | -27.53030299 | ||
| 5 | 4992 | 2463 | - | 2528 | = | -65 | * | (31 | / | 132) | = | -15.26515146 | ||
| 6 | 4993 | 2496 | - | 2552 | = | -56 | * | (20 | / | 132) | = | -8.48484846 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for San Andreas Elementary | -62 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -65 | -72 | -62 | -65 | -62 | -326.0 | -65.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -53.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -77.2
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 | 69% | 99% | 71% | 72% | 68% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Calaveras Unified school district | County of Calaveras
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.
San Andreas Elementary math proficiency
Zero+ meets standard.
63% less $meal
99% less $meal
63% less $meal
69% less $meal
65% 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 Calaveras Unified (6)
| Jenny Lind Elementary | Mokelumne Hill Elementary | Rail Road Flat Elementary |
| San Andreas Elementary | Valley Springs Elementary | West Point Elementary |