Spreckels Elementary (Data source)
Source data for Spreckels 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 | 1369667 | 2460 | - | 2436 | = | 24 | * | (88 | / | 295) | = | 7.15932202 | ||
| 4 | 1369670 | 2495 | - | 2485 | = | 10 | * | (104 | / | 295) | = | 3.52542372 | ||
| 5 | 1369671 | 2528 | - | 2528 | = | 0 | * | (103 | / | 295) | = | 0.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Spreckels Elementary | 11 | ||||||||||||
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 | 43119 | 2458 | - | 2436 | = | 22 | * | (96 | / | 295) | = | 7.15932202 | ||
| 4 | 43120 | 2491 | - | 2485 | = | 6 | * | (91 | / | 295) | = | 1.85084746 | ||
| 5 | 43123 | 2513 | - | 2528 | = | -15 | * | (108 | / | 295) | = | -5.49152541 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Spreckels Elementary | 4 | ||||||||||||
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 | 44181 | 2458 | - | 2436 | = | 22 | * | (84 | / | 272) | = | 6.79411764 | ||
| 4 | 44183 | 2499 | - | 2485 | = | 14 | * | (98 | / | 272) | = | 5.04411764 | ||
| 5 | 44186 | 2526 | - | 2528 | = | -2 | * | (90 | / | 272) | = | -0.6617647 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Spreckels Elementary | 11 | ||||||||||||
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 | 44203 | 2453 | - | 2436 | = | 17 | * | (98 | / | 292) | = | 5.70547945 | ||
| 4 | 44205 | 2489 | - | 2485 | = | 4 | * | (89 | / | 292) | = | 1.21917808 | ||
| 5 | 44206 | 2504 | - | 2528 | = | -24 | * | (105 | / | 292) | = | -8.63013698 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Spreckels Elementary | -2 | ||||||||||||
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 | 44333 | 2450 | - | 2436 | = | 14 | * | (100 | / | 290) | = | 4.8275862 | ||
| 4 | 44334 | 2490 | - | 2485 | = | 5 | * | (103 | / | 290) | = | 1.77586207 | ||
| 5 | 44335 | 2520 | - | 2528 | = | -8 | * | (87 | / | 290) | = | -2.4 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Spreckels Elementary | 4 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 11 | 4 | 11 | -2 | 4 | 28.0 | 5.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 20.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -9.4
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 | 15% | 12% | 13% | 18% | 16% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Spreckels Union Elementary school district | County of Monterey
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.
Spreckels Elementary math proficiency
Zero+ meets standard.
12% less $meal
11% less $meal
11% less $meal
17% 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 Spreckels Union Elementary (1)
| Spreckels Elementary |