Skyridge Elementary (Data source)
Source data for Skyridge 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 | 1593565 | 2432 | - | 2436 | = | -4 | * | (81 | / | 225) | = | -1.44 | ||
| 4 | 1593568 | 2450 | - | 2485 | = | -35 | * | (76 | / | 225) | = | -11.8222222 | ||
| 5 | 1593569 | 2493 | - | 2528 | = | -35 | * | (68 | / | 225) | = | -10.57777777 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Skyridge Elementary | -24 | ||||||||||||
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 | 49858 | 2412 | - | 2436 | = | -24 | * | (90 | / | 240) | = | -9.0 | ||
| 4 | 49861 | 2459 | - | 2485 | = | -26 | * | (75 | / | 240) | = | -8.125 | ||
| 5 | 49862 | 2490 | - | 2528 | = | -38 | * | (75 | / | 240) | = | -11.875 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Skyridge Elementary | -29 | ||||||||||||
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 | 51256 | 2401 | - | 2436 | = | -35 | * | (64 | / | 226) | = | -9.9115044 | ||
| 4 | 51259 | 2434 | - | 2485 | = | -51 | * | (86 | / | 226) | = | -19.40707962 | ||
| 5 | 51261 | 2497 | - | 2528 | = | -31 | * | (76 | / | 226) | = | -10.42477874 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Skyridge Elementary | -40 | ||||||||||||
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 | 51287 | 2414 | - | 2436 | = | -22 | * | (71 | / | 229) | = | -6.8209607 | ||
| 4 | 51288 | 2455 | - | 2485 | = | -30 | * | (67 | / | 229) | = | -8.77729257 | ||
| 5 | 51291 | 2489 | - | 2528 | = | -39 | * | (91 | / | 229) | = | -15.49781657 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Skyridge Elementary | -31 | ||||||||||||
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 | 51485 | 2420 | - | 2436 | = | -16 | * | (68 | / | 199) | = | -5.46733667 | ||
| 4 | 51486 | 2475 | - | 2485 | = | -10 | * | (68 | / | 199) | = | -3.41708542 | ||
| 5 | 51487 | 2492 | - | 2528 | = | -36 | * | (63 | / | 199) | = | -11.3969849 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Skyridge Elementary | -20 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -24 | -29 | -40 | -31 | -20 | -144.0 | -28.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -7.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -49.8
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 | 41% | 43% | 42% | 49% | 45% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Auburn Union Elementary school district | County of Placer
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.
Skyridge Elementary math proficiency
Zero+ meets standard.
38% less $meal
39% less $meal
37% less $meal
46% less $meal
41% 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 Auburn Union Elementary (3)
| Auburn Elementary | Rock Creek Elementary | Skyridge Elementary |