Roosevelt Elementary (Data source)
Source data for Roosevelt 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 | 1164148 | 2364 | - | 2436 | = | -72 | * | (124 | / | 463) | = | -19.28293733 | ||
| 4 | 1164149 | 2418 | - | 2485 | = | -67 | * | (130 | / | 463) | = | -18.81209498 | ||
| 5 | 1164152 | 2436 | - | 2528 | = | -92 | * | (142 | / | 463) | = | -28.21598269 | ||
| 6 | 1164153 | 2499 | - | 2552 | = | -53 | * | (67 | / | 463) | = | -7.66954642 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Roosevelt Elementary | -74 | ||||||||||||
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 | 36238 | 2398 | - | 2436 | = | -38 | * | (108 | / | 494) | = | -8.30769228 | ||
| 4 | 36240 | 2440 | - | 2485 | = | -45 | * | (116 | / | 494) | = | -10.56680159 | ||
| 5 | 36241 | 2449 | - | 2528 | = | -79 | * | (125 | / | 494) | = | -19.98987852 | ||
| 6 | 36243 | 2451 | - | 2552 | = | -101 | * | (91 | / | 494) | = | -18.60526313 | ||
| 7 | 36246 | 2481 | - | 2567 | = | -86 | * | (54 | / | 494) | = | -9.40080964 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Roosevelt Elementary | -67 | ||||||||||||
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 | 36993 | 2427 | - | 2436 | = | -9 | * | (155 | / | 528) | = | -2.64204545 | ||
| 4 | 36996 | 2466 | - | 2485 | = | -19 | * | (106 | / | 528) | = | -3.81439393 | ||
| 5 | 36997 | 2472 | - | 2528 | = | -56 | * | (108 | / | 528) | = | -11.45454542 | ||
| 6 | 37000 | 2485 | - | 2552 | = | -67 | * | (69 | / | 528) | = | -8.75568181 | ||
| 7 | 37002 | 2529 | - | 2567 | = | -38 | * | (61 | / | 528) | = | -4.39015151 | ||
| 8 | 37004 | 2486 | - | 2586 | = | -100 | * | (29 | / | 528) | = | -5.4924242 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Roosevelt Elementary | -37 | ||||||||||||
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 | 36961 | 2376 | - | 2436 | = | -60 | * | (96 | / | 501) | = | -11.49700596 | ||
| 4 | 36964 | 2446 | - | 2485 | = | -39 | * | (138 | / | 501) | = | -10.74251494 | ||
| 5 | 36965 | 2444 | - | 2528 | = | -84 | * | (102 | / | 501) | = | -17.10179638 | ||
| 6 | 36968 | 2470 | - | 2552 | = | -82 | * | (69 | / | 501) | = | -11.2934131 | ||
| 7 | 36969 | 2458 | - | 2567 | = | -109 | * | (64 | / | 501) | = | -13.92415159 | ||
| 8 | 36972 | 2479 | - | 2586 | = | -107 | * | (32 | / | 501) | = | -6.83433129 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Roosevelt Elementary | -71 | ||||||||||||
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 | 37159 | 2428 | - | 2436 | = | -8 | * | (97 | / | 471) | = | -1.64755838 | ||
| 4 | 37160 | 2462 | - | 2485 | = | -23 | * | (89 | / | 471) | = | -4.34607218 | ||
| 5 | 37161 | 2505 | - | 2528 | = | -23 | * | (132 | / | 471) | = | -6.44585987 | ||
| 6 | 37162 | 2490 | - | 2552 | = | -62 | * | (61 | / | 471) | = | -8.02972397 | ||
| 7 | 37163 | 2474 | - | 2567 | = | -93 | * | (41 | / | 471) | = | -8.09554138 | ||
| 8 | 37164 | 2481 | - | 2586 | = | -105 | * | (51 | / | 471) | = | -11.36942667 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Roosevelt Elementary | -40 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -74 | -67 | -37 | -71 | -40 | -289.0 | -57.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -6.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -108.8
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% | 84% | 76% | 84% | 80% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Compton 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.
Roosevelt Elementary math proficiency
Zero+ meets standard.
72% less $meal
80% less $meal
74% less $meal
81% less $meal
77% 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.