Copperopolis Elementary (Data source)
Source data for Copperopolis 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 | 165421 | 2425 | - | 2436 | = | -11 | * | (43 | / | 145) | = | -3.26206896 | ||
| 4 | 165422 | 2461 | - | 2485 | = | -24 | * | (40 | / | 145) | = | -6.62068963 | ||
| 5 | 165425 | 2500 | - | 2528 | = | -28 | * | (31 | / | 145) | = | -5.98620688 | ||
| 6 | 165426 | 2519 | - | 2552 | = | -33 | * | (31 | / | 145) | = | -7.0551724 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Copperopolis Elementary | -23 | ||||||||||||
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 | 4937 | 2444 | - | 2436 | = | 8 | * | (45 | / | 155) | = | 2.32258064 | ||
| 4 | 4939 | 2464 | - | 2485 | = | -21 | * | (46 | / | 155) | = | -6.23225805 | ||
| 5 | 4942 | 2473 | - | 2528 | = | -55 | * | (39 | / | 155) | = | -13.83870967 | ||
| 6 | 4944 | 2533 | - | 2552 | = | -19 | * | (25 | / | 155) | = | -3.06451612 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Copperopolis Elementary | -21 | ||||||||||||
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 | 5032 | 2420 | - | 2436 | = | -16 | * | (34 | / | 158) | = | -3.44303797 | ||
| 4 | 5033 | 2465 | - | 2485 | = | -20 | * | (43 | / | 158) | = | -5.44303796 | ||
| 5 | 5036 | 2466 | - | 2528 | = | -62 | * | (40 | / | 158) | = | -15.69620247 | ||
| 6 | 5038 | 2517 | - | 2552 | = | -35 | * | (41 | / | 158) | = | -9.08227845 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Copperopolis Elementary | -34 | ||||||||||||
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 | 5020 | 2390 | - | 2436 | = | -46 | * | (30 | / | 132) | = | -10.45454544 | ||
| 4 | 5021 | 2465 | - | 2485 | = | -20 | * | (28 | / | 132) | = | -4.24242424 | ||
| 5 | 5024 | 2469 | - | 2528 | = | -59 | * | (36 | / | 132) | = | -16.09090905 | ||
| 6 | 5026 | 2479 | - | 2552 | = | -73 | * | (38 | / | 132) | = | -21.01515145 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Copperopolis Elementary | -52 | ||||||||||||
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 | 5056 | 2418 | - | 2436 | = | -18 | * | (39 | / | 135) | = | -5.19999998 | ||
| 4 | 5057 | 2441 | - | 2485 | = | -44 | * | (29 | / | 135) | = | -9.45185182 | ||
| 5 | 5058 | 2478 | - | 2528 | = | -50 | * | (32 | / | 135) | = | -11.85185185 | ||
| 6 | 5059 | 2497 | - | 2552 | = | -55 | * | (35 | / | 135) | = | -14.25925925 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Copperopolis Elementary | -41 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -23 | -21 | -34 | -52 | -41 | -171.0 | -34.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 1.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -70.2
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 | 63% | 60% | 63% | 65% | 63% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Mark Twain Union Elementary 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.
Copperopolis Elementary math proficiency
Zero+ meets standard.
52% less $meal
51% less $meal
53% less $meal
57% less $meal
55% 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 Mark Twain Union Elementary (2)
| Copperopolis Elementary | Mark Twain Elementary |