Olita Elementary (Data source)
Source data for Olita 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 | 1023768 | 2418 | - | 2436 | = | -18 | * | (70 | / | 282) | = | -4.4680851 | ||
| 4 | 1023769 | 2458 | - | 2485 | = | -27 | * | (66 | / | 282) | = | -6.31914893 | ||
| 5 | 1023772 | 2489 | - | 2528 | = | -39 | * | (73 | / | 282) | = | -10.09574467 | ||
| 6 | 1023773 | 2546 | - | 2552 | = | -6 | * | (73 | / | 282) | = | -1.55319149 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Olita Elementary | -22 | ||||||||||||
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 | 32138 | 2431 | - | 2436 | = | -5 | * | (59 | / | 268) | = | -1.10074627 | ||
| 4 | 32141 | 2470 | - | 2485 | = | -15 | * | (70 | / | 268) | = | -3.91791044 | ||
| 5 | 32143 | 2506 | - | 2528 | = | -22 | * | (66 | / | 268) | = | -5.41791043 | ||
| 6 | 32144 | 2534 | - | 2552 | = | -18 | * | (73 | / | 268) | = | -4.90298506 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Olita Elementary | -15 | ||||||||||||
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 | 32675 | 2430 | - | 2436 | = | -6 | * | (58 | / | 249) | = | -1.39759036 | ||
| 4 | 32677 | 2476 | - | 2485 | = | -9 | * | (59 | / | 249) | = | -2.13253012 | ||
| 5 | 32679 | 2526 | - | 2528 | = | -2 | * | (70 | / | 249) | = | -0.56224899 | ||
| 6 | 32680 | 2545 | - | 2552 | = | -7 | * | (62 | / | 249) | = | -1.74297188 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Olita Elementary | -6 | ||||||||||||
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 | 32692 | 2426 | - | 2436 | = | -10 | * | (50 | / | 252) | = | -1.98412698 | ||
| 4 | 32695 | 2468 | - | 2485 | = | -17 | * | (67 | / | 252) | = | -4.51984126 | ||
| 5 | 32696 | 2517 | - | 2528 | = | -11 | * | (65 | / | 252) | = | -2.83730158 | ||
| 6 | 32699 | 2555 | - | 2552 | = | 3 | * | (70 | / | 252) | = | 0.83333333 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Olita Elementary | -9 | ||||||||||||
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 | 32873 | 2425 | - | 2436 | = | -11 | * | (64 | / | 259) | = | -2.71814672 | ||
| 4 | 32874 | 2482 | - | 2485 | = | -3 | * | (53 | / | 259) | = | -0.61389961 | ||
| 5 | 32875 | 2518 | - | 2528 | = | -10 | * | (72 | / | 259) | = | -2.77992277 | ||
| 6 | 32876 | 2550 | - | 2552 | = | -2 | * | (70 | / | 259) | = | -0.54054054 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Olita Elementary | -7 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -22 | -15 | -6 | -9 | -7 | -59.0 | -11.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 6.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -29.8
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 | 40% | 42% | 41% | 40% | 40% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Lowell Joint 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.
Olita Elementary math proficiency
Zero+ meets standard.
32% less $meal
30% less $meal
28% less $meal
34% less $meal
35% 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 Lowell Joint (5)
| El Portal Elementary | Jordan Elementary | Macy Elementary |
| Meadow Green Elementary | Olita Elementary |