Painted Rock Elementary (Data source)
Source data for Painted Rock 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 | 2208477 | 2466 | - | 2436 | = | 30 | * | (109 | / | 339) | = | 9.64601769 | ||
| 4 | 2208479 | 2534 | - | 2485 | = | 49 | * | (130 | / | 339) | = | 18.79056043 | ||
| 5 | 2208480 | 2562 | - | 2528 | = | 34 | * | (100 | / | 339) | = | 10.0294985 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Painted Rock Elementary | 38 | ||||||||||||
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 | 67785 | 2472 | - | 2436 | = | 36 | * | (111 | / | 357) | = | 11.19327728 | ||
| 4 | 67788 | 2532 | - | 2485 | = | 47 | * | (116 | / | 357) | = | 15.27170864 | ||
| 5 | 67789 | 2579 | - | 2528 | = | 51 | * | (130 | / | 357) | = | 18.57142856 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Painted Rock Elementary | 45 | ||||||||||||
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 | 69587 | 2462 | - | 2436 | = | 26 | * | (103 | / | 348) | = | 7.69540229 | ||
| 4 | 69589 | 2537 | - | 2485 | = | 52 | * | (121 | / | 348) | = | 18.08045975 | ||
| 5 | 69591 | 2566 | - | 2528 | = | 38 | * | (124 | / | 348) | = | 13.54022988 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Painted Rock Elementary | 39 | ||||||||||||
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 | 69749 | 2485 | - | 2436 | = | 49 | * | (106 | / | 313) | = | 16.59424915 | ||
| 4 | 69752 | 2559 | - | 2485 | = | 74 | * | (97 | / | 313) | = | 22.93290732 | ||
| 5 | 69753 | 2568 | - | 2528 | = | 40 | * | (110 | / | 313) | = | 14.05750796 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Painted Rock Elementary | 54 | ||||||||||||
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 | 70271 | 2473 | - | 2436 | = | 37 | * | (115 | / | 336) | = | 12.66369045 | ||
| 4 | 70272 | 2547 | - | 2485 | = | 62 | * | (108 | / | 336) | = | 19.9285714 | ||
| 5 | 70273 | 2587 | - | 2528 | = | 59 | * | (113 | / | 336) | = | 19.84226186 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Painted Rock Elementary | 52 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 38 | 45 | 39 | 54 | 52 | 228.0 | 45.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 66.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 24.6
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 | 8% | 9% | 6% | 11% | 11% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Poway Unified school district | County of San Diego
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.
Painted Rock Elementary math proficiency
Zero+ meets standard.
6% less $meal
7% less $meal
5% less $meal
9% less $meal
8% 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.