Richfield Elementary (Data source)
Source data for Richfield 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 | 3014010 | 2403 | - | 2436 | = | -33 | * | (24 | / | 145) | = | -5.46206895 | ||
| 4 | 3014011 | 2479 | - | 2485 | = | -6 | * | (20 | / | 145) | = | -0.8275862 | ||
| 5 | 3014014 | 2483 | - | 2528 | = | -45 | * | (30 | / | 145) | = | -9.3103448 | ||
| 6 | 3014015 | 2540 | - | 2552 | = | -12 | * | (23 | / | 145) | = | -1.90344827 | ||
| 7 | 3014018 | 2567 | - | 2567 | = | 0 | * | (18 | / | 145) | = | 0.0 | ||
| 8 | 3014019 | 2546 | - | 2586 | = | -40 | * | (30 | / | 145) | = | -8.27586204 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Richfield Elementary | -26 | ||||||||||||
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 | 92430 | 2417 | - | 2436 | = | -19 | * | (32 | / | 151) | = | -4.02649005 | ||
| 4 | 92431 | 2472 | - | 2485 | = | -13 | * | (25 | / | 151) | = | -2.15231787 | ||
| 5 | 92434 | 2524 | - | 2528 | = | -4 | * | (21 | / | 151) | = | -0.55629139 | ||
| 6 | 92435 | 2520 | - | 2552 | = | -32 | * | (32 | / | 151) | = | -6.78145693 | ||
| 7 | 92437 | 2588 | - | 2567 | = | 21 | * | (23 | / | 151) | = | 3.19867548 | ||
| 8 | 92439 | 2560 | - | 2586 | = | -26 | * | (18 | / | 151) | = | -3.09933775 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Richfield Elementary | -13 | ||||||||||||
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 | 95222 | 2407 | - | 2436 | = | -29 | * | (31 | / | 162) | = | -5.5493827 | ||
| 4 | 95224 | 2448 | - | 2485 | = | -37 | * | (27 | / | 162) | = | -6.16666664 | ||
| 5 | 95225 | 2493 | - | 2528 | = | -35 | * | (27 | / | 162) | = | -5.83333331 | ||
| 6 | 95228 | 2513 | - | 2552 | = | -39 | * | (27 | / | 162) | = | -6.49999997 | ||
| 7 | 95230 | 2531 | - | 2567 | = | -36 | * | (27 | / | 162) | = | -5.99999998 | ||
| 8 | 95231 | 2587 | - | 2586 | = | 1 | * | (23 | / | 162) | = | 0.14197531 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Richfield Elementary | -30 | ||||||||||||
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 | 95387 | 2410 | - | 2436 | = | -26 | * | (23 | / | 156) | = | -3.83333332 | ||
| 4 | 95390 | 2435 | - | 2485 | = | -50 | * | (29 | / | 156) | = | -9.29487175 | ||
| 5 | 95391 | 2477 | - | 2528 | = | -51 | * | (25 | / | 156) | = | -8.17307691 | ||
| 6 | 95394 | 2465 | - | 2552 | = | -87 | * | (27 | / | 156) | = | -15.0576923 | ||
| 7 | 95395 | 2570 | - | 2567 | = | 3 | * | (26 | / | 156) | = | 0.5 | ||
| 8 | 95398 | 2480 | - | 2586 | = | -106 | * | (26 | / | 156) | = | -17.6666666 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Richfield Elementary | -54 | ||||||||||||
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 | 96051 | 2419 | - | 2436 | = | -17 | * | (31 | / | 169) | = | -3.11834318 | ||
| 4 | 96052 | 2484 | - | 2485 | = | -1 | * | (26 | / | 169) | = | -0.15384615 | ||
| 5 | 96053 | 2451 | - | 2528 | = | -77 | * | (32 | / | 169) | = | -14.57988162 | ||
| 6 | 96054 | 2493 | - | 2552 | = | -59 | * | (26 | / | 169) | = | -9.07692303 | ||
| 7 | 96055 | 2538 | - | 2567 | = | -29 | * | (30 | / | 169) | = | -5.14792897 | ||
| 8 | 96056 | 2552 | - | 2586 | = | -34 | * | (24 | / | 169) | = | -4.82840236 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Richfield Elementary | -37 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -26 | -13 | -30 | -54 | -37 | -160.0 | -32.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 13.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -77.0
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 | 64% | 57% | 57% | 60% | 56% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Richfield Elementary school district | County of Tehama
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.
Richfield Elementary math proficiency
Zero+ meets standard.
48% less $meal
42% less $meal
42% less $meal
51% less $meal
48% 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 in 1 School District (Public) schools in Richfield Elementary (1)
| Richfield Elementary |