Clara Barton Elementary (Data source)
Source data for Clara Barton 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 | 1654538 | 2451 | - | 2436 | = | 15 | * | (248 | / | 990) | = | 3.75757575 | ||
| 4 | 1654539 | 2477 | - | 2485 | = | -8 | * | (252 | / | 990) | = | -2.03636363 | ||
| 5 | 1654542 | 2507 | - | 2528 | = | -21 | * | (255 | / | 990) | = | -5.4090909 | ||
| 6 | 1654543 | 2550 | - | 2552 | = | -2 | * | (235 | / | 990) | = | -0.47474747 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Clara Barton Elementary | -4 | ||||||||||||
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 | 51677 | 2465 | - | 2436 | = | 29 | * | (133 | / | 600) | = | 6.42833331 | ||
| 4 | 51679 | 2510 | - | 2485 | = | 25 | * | (144 | / | 600) | = | 6.0 | ||
| 5 | 51681 | 2527 | - | 2528 | = | -1 | * | (157 | / | 600) | = | -0.26166667 | ||
| 6 | 51683 | 2546 | - | 2552 | = | -6 | * | (166 | / | 600) | = | -1.66 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Clara Barton Elementary | 11 | ||||||||||||
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 | 53177 | 2460 | - | 2436 | = | 24 | * | (147 | / | 671) | = | 5.25782412 | ||
| 4 | 53180 | 2519 | - | 2485 | = | 34 | * | (169 | / | 671) | = | 8.56333829 | ||
| 5 | 53181 | 2548 | - | 2528 | = | 20 | * | (184 | / | 671) | = | 5.4843517 | ||
| 6 | 53183 | 2562 | - | 2552 | = | 10 | * | (171 | / | 671) | = | 2.54843517 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Clara Barton Elementary | 22 | ||||||||||||
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 | 53266 | 2474 | - | 2436 | = | 38 | * | (152 | / | 664) | = | 8.69879516 | ||
| 4 | 53268 | 2509 | - | 2485 | = | 24 | * | (159 | / | 664) | = | 5.74698794 | ||
| 5 | 53270 | 2562 | - | 2528 | = | 34 | * | (169 | / | 664) | = | 8.65361445 | ||
| 6 | 53272 | 2585 | - | 2552 | = | 33 | * | (184 | / | 664) | = | 9.14457829 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Clara Barton Elementary | 32 | ||||||||||||
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 | 53504 | 2470 | - | 2436 | = | 34 | * | (139 | / | 647) | = | 7.30448221 | ||
| 4 | 53505 | 2521 | - | 2485 | = | 36 | * | (168 | / | 647) | = | 9.34775888 | ||
| 5 | 53506 | 2562 | - | 2528 | = | 34 | * | (169 | / | 647) | = | 8.88098918 | ||
| 6 | 53507 | 2585 | - | 2552 | = | 33 | * | (171 | / | 647) | = | 8.72179288 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Clara Barton Elementary | 34 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -4 | 11 | 22 | 32 | 34 | 95.0 | 19.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 64.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -26.0
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 | 26% | 27% | 23% | 28% | 30% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Corona-Norco Unified school district | County of Riverside
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.
Clara Barton Elementary math proficiency
Zero+ meets standard.
21% less $meal
20% less $meal
15% less $meal
22% less $meal
25% 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.