Montemalaga Elementary (Data source)
Source data for Montemalaga 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 | 1068357 | 2470 | - | 2436 | = | 34 | * | (88 | / | 234) | = | 12.78632478 | ||
| 4 | 1068358 | 2525 | - | 2485 | = | 40 | * | (84 | / | 234) | = | 14.35897432 | ||
| 5 | 1068361 | 2588 | - | 2528 | = | 60 | * | (62 | / | 234) | = | 15.89743584 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Montemalaga Elementary | 43 | ||||||||||||
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 | 33497 | 2509 | - | 2436 | = | 73 | * | (76 | / | 264) | = | 21.01515145 | ||
| 4 | 33500 | 2511 | - | 2485 | = | 26 | * | (95 | / | 264) | = | 9.35606058 | ||
| 5 | 33502 | 2553 | - | 2528 | = | 25 | * | (93 | / | 264) | = | 8.80681818 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Montemalaga Elementary | 39 | ||||||||||||
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 | 34098 | 2495 | - | 2436 | = | 59 | * | (69 | / | 245) | = | 16.61632653 | ||
| 4 | 34100 | 2522 | - | 2485 | = | 37 | * | (82 | / | 245) | = | 12.38367345 | ||
| 5 | 34103 | 2529 | - | 2528 | = | 1 | * | (94 | / | 245) | = | 0.38367347 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Montemalaga Elementary | 29 | ||||||||||||
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 | 34102 | 2508 | - | 2436 | = | 72 | * | (71 | / | 228) | = | 22.42105258 | ||
| 4 | 34104 | 2505 | - | 2485 | = | 20 | * | (71 | / | 228) | = | 6.22807016 | ||
| 5 | 34106 | 2565 | - | 2528 | = | 37 | * | (86 | / | 228) | = | 13.95614033 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Montemalaga Elementary | 43 | ||||||||||||
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 | 34268 | 2494 | - | 2436 | = | 58 | * | (71 | / | 208) | = | 19.79807687 | ||
| 4 | 34269 | 2542 | - | 2485 | = | 57 | * | (65 | / | 208) | = | 17.8125 | ||
| 5 | 34270 | 2553 | - | 2528 | = | 25 | * | (72 | / | 208) | = | 8.65384615 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Montemalaga Elementary | 46 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 43 | 39 | 29 | 43 | 46 | 200.0 | 40.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 58.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 22.0
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 | 2% | 3% | 3% | 6% | 6% |
| 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.
Montemalaga Elementary math proficiency
Zero+ meets standard.
2% less $meal
2% 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.