Mira Catalina Elementary (Data source)
Source data for Mira Catalina 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 | 1068112 | 2482 | - | 2436 | = | 46 | * | (61 | / | 205) | = | 13.68780485 | ||
| 4 | 1068115 | 2505 | - | 2485 | = | 20 | * | (74 | / | 205) | = | 7.21951218 | ||
| 5 | 1068116 | 2552 | - | 2528 | = | 24 | * | (70 | / | 205) | = | 8.19512194 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Mira Catalina Elementary | 29 | ||||||||||||
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 | 33489 | 2490 | - | 2436 | = | 54 | * | (58 | / | 203) | = | 15.42857139 | ||
| 4 | 33491 | 2534 | - | 2485 | = | 49 | * | (64 | / | 203) | = | 15.44827582 | ||
| 5 | 33494 | 2525 | - | 2528 | = | -3 | * | (81 | / | 203) | = | -1.19704433 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Mira Catalina Elementary | 30 | ||||||||||||
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 | 34090 | 2466 | - | 2436 | = | 30 | * | (61 | / | 193) | = | 9.48186528 | ||
| 4 | 34092 | 2521 | - | 2485 | = | 36 | * | (67 | / | 193) | = | 12.49740932 | ||
| 5 | 34094 | 2555 | - | 2528 | = | 27 | * | (65 | / | 193) | = | 9.09326423 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Mira Catalina Elementary | 31 | ||||||||||||
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 | 34094 | 2476 | - | 2436 | = | 40 | * | (60 | / | 191) | = | 12.565445 | ||
| 4 | 34096 | 2530 | - | 2485 | = | 45 | * | (63 | / | 191) | = | 14.8429319 | ||
| 5 | 34098 | 2535 | - | 2528 | = | 7 | * | (68 | / | 191) | = | 2.49214659 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Mira Catalina Elementary | 30 | ||||||||||||
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 | 34260 | 2471 | - | 2436 | = | 35 | * | (66 | / | 193) | = | 11.96891189 | ||
| 4 | 34261 | 2523 | - | 2485 | = | 38 | * | (63 | / | 193) | = | 12.40414506 | ||
| 5 | 34262 | 2553 | - | 2528 | = | 25 | * | (64 | / | 193) | = | 8.29015543 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Mira Catalina Elementary | 33 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 29 | 30 | 31 | 30 | 33 | 153.0 | 30.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 33.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 27.6
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 | 3% | 5% | 5% | 6% | 7% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Palos Verdes Peninsula 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.
Mira Catalina Elementary math proficiency
Zero+ meets standard.
2% less $meal
5% less $meal
3% less $meal
5% less $meal
6% 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.