Excelsior Elementary (Data source)
Source data for Excelsior 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 |
||
| 4 | 1600172 | 2503 | - | 2485 | = | 18 | * | (168 | / | 541) | = | 5.58964879 | ||
| 5 | 1600173 | 2512 | - | 2528 | = | -16 | * | (174 | / | 541) | = | -5.14602587 | ||
| 6 | 1600176 | 2543 | - | 2552 | = | -9 | * | (199 | / | 541) | = | -3.31053604 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Excelsior Elementary | -3 | ||||||||||||
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 |
||
| 4 | 50042 | 2512 | - | 2485 | = | 27 | * | (159 | / | 522) | = | 8.22413793 | ||
| 5 | 50044 | 2530 | - | 2528 | = | 2 | * | (172 | / | 522) | = | 0.65900383 | ||
| 6 | 50046 | 2558 | - | 2552 | = | 6 | * | (191 | / | 522) | = | 2.1954023 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Excelsior Elementary | 11 | ||||||||||||
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 |
||
| 4 | 51456 | 2526 | - | 2485 | = | 41 | * | (166 | / | 532) | = | 12.79323308 | ||
| 5 | 51459 | 2519 | - | 2528 | = | -9 | * | (175 | / | 532) | = | -2.96052631 | ||
| 6 | 51461 | 2570 | - | 2552 | = | 18 | * | (191 | / | 532) | = | 6.46240601 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Excelsior Elementary | 16 | ||||||||||||
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 |
||
| 4 | 51486 | 2511 | - | 2485 | = | 26 | * | (168 | / | 526) | = | 8.30418248 | ||
| 5 | 51489 | 2553 | - | 2528 | = | 25 | * | (171 | / | 526) | = | 8.12737643 | ||
| 6 | 51490 | 2565 | - | 2552 | = | 13 | * | (187 | / | 526) | = | 4.62167299 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Excelsior Elementary | 21 | ||||||||||||
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 |
||
| 4 | 51683 | 2507 | - | 2485 | = | 22 | * | (159 | / | 526) | = | 6.6501901 | ||
| 5 | 51684 | 2522 | - | 2528 | = | -6 | * | (186 | / | 526) | = | -2.121673 | ||
| 6 | 51685 | 2600 | - | 2552 | = | 48 | * | (181 | / | 526) | = | 16.51711022 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Excelsior Elementary | 21 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -3 | 11 | 16 | 21 | 21 | 66.0 | 13.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 40.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -13.8
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 | 14% | 16% | 18% | 21% | 18% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Eureka Union 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.
Excelsior Elementary math proficiency
Zero+ meets standard.
11% less $meal
14% less $meal
13% less $meal
18% less $meal
15% 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 Eureka Union (5)
| Excelsior Elementary | Greenhills Elementary | Maidu Elementary |
| Oakhills Elementary | Ridgeview Elementary |