Pacific Elementary (Data source)
Source data for Pacific 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 | 1201907 | 2488 | - | 2436 | = | 52 | * | (119 | / | 334) | = | 18.5269461 | ||
| 4 | 1201908 | 2544 | - | 2485 | = | 59 | * | (92 | / | 334) | = | 16.25149696 | ||
| 5 | 1201911 | 2597 | - | 2528 | = | 69 | * | (123 | / | 334) | = | 25.41017964 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Pacific Elementary | 60 | ||||||||||||
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 | 37417 | 2509 | - | 2436 | = | 73 | * | (113 | / | 318) | = | 25.9402515 | ||
| 4 | 37419 | 2527 | - | 2485 | = | 42 | * | (114 | / | 318) | = | 15.05660377 | ||
| 5 | 37421 | 2569 | - | 2528 | = | 41 | * | (91 | / | 318) | = | 11.7327044 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Pacific Elementary | 53 | ||||||||||||
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 | 38228 | 2484 | - | 2436 | = | 48 | * | (114 | / | 346) | = | 15.81502886 | ||
| 4 | 38230 | 2562 | - | 2485 | = | 77 | * | (116 | / | 346) | = | 25.81502886 | ||
| 5 | 38232 | 2584 | - | 2528 | = | 56 | * | (116 | / | 346) | = | 18.77456644 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Pacific Elementary | 60 | ||||||||||||
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 | 38192 | 2496 | - | 2436 | = | 60 | * | (92 | / | 314) | = | 17.5796178 | ||
| 4 | 38194 | 2547 | - | 2485 | = | 62 | * | (109 | / | 314) | = | 21.52229293 | ||
| 5 | 38196 | 2626 | - | 2528 | = | 98 | * | (113 | / | 314) | = | 35.26751588 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Pacific Elementary | 74 | ||||||||||||
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 | 38396 | 2501 | - | 2436 | = | 65 | * | (98 | / | 300) | = | 21.23333329 | ||
| 4 | 38397 | 2564 | - | 2485 | = | 79 | * | (87 | / | 300) | = | 22.91 | ||
| 5 | 38398 | 2602 | - | 2528 | = | 74 | * | (115 | / | 300) | = | 28.36666664 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Pacific Elementary | 73 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 60 | 53 | 60 | 74 | 73 | 320.0 | 64.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 91.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 37.0
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 | 1% | 1% | 1% | 2% | 2% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Manhattan Beach Unified school district | County of Los Angeles
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.
Pacific Elementary math proficiency
Zero+ meets standard.
1% less $meal
1% less $meal
1% less $meal
1% less $meal
2% 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 Manhattan Beach Unified (5)
| Aurelia Pennekamp Elementary | Grand View Elementary | Meadows Avenue Elementary |
| Opal Robinson Elementary | Pacific Elementary |