Mulberry Elementary (Data source)
Source data for Mulberry 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 | 686476 | 2417 | - | 2436 | = | -19 | * | (87 | / | 285) | = | -5.79999998 | ||
| 4 | 686479 | 2462 | - | 2485 | = | -23 | * | (104 | / | 285) | = | -8.39298244 | ||
| 5 | 686480 | 2470 | - | 2528 | = | -58 | * | (94 | / | 285) | = | -19.12982454 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Mulberry Elementary | -33 | ||||||||||||
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 | 21695 | 2415 | - | 2436 | = | -21 | * | (85 | / | 276) | = | -6.46739129 | ||
| 4 | 21697 | 2453 | - | 2485 | = | -32 | * | (88 | / | 276) | = | -10.20289853 | ||
| 5 | 21699 | 2497 | - | 2528 | = | -31 | * | (103 | / | 276) | = | -11.56884056 | ||
| 7 | 21701 | 0 | - | 2567 | = | * | (0 | / | 276) | = | ||||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Mulberry Elementary | -28 | ||||||||||||
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 | 22116 | 2436 | - | 2436 | = | 0 | * | (75 | / | 247) | = | 0.0 | ||
| 4 | 22117 | 2459 | - | 2485 | = | -26 | * | (85 | / | 247) | = | -8.9473684 | ||
| 5 | 22119 | 2479 | - | 2528 | = | -49 | * | (87 | / | 247) | = | -17.25910928 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Mulberry Elementary | -26 | ||||||||||||
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 | 22102 | 2454 | - | 2436 | = | 18 | * | (92 | / | 254) | = | 6.51968503 | ||
| 4 | 22104 | 2464 | - | 2485 | = | -21 | * | (74 | / | 254) | = | -6.11811022 | ||
| 5 | 22106 | 2494 | - | 2528 | = | -34 | * | (88 | / | 254) | = | -11.77952753 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Mulberry Elementary | -11 | ||||||||||||
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 | 22280 | 2446 | - | 2436 | = | 10 | * | (105 | / | 276) | = | 3.80434782 | ||
| 4 | 22281 | 2484 | - | 2485 | = | -1 | * | (90 | / | 276) | = | -0.32608696 | ||
| 5 | 22282 | 2497 | - | 2528 | = | -31 | * | (81 | / | 276) | = | -9.09782606 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Mulberry Elementary | -6 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -33 | -28 | -26 | -11 | -6 | -104.0 | -20.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 12.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -53.8
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 | 75% | 74% | 69% | 71% | 74% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
East Whittier City Elementary 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.
Mulberry Elementary math proficiency
Zero+ meets standard.
62% less $meal
65% less $meal
58% less $meal
62% less $meal
62% 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.