Peralta Elementary (Data source)
Source data for Peralta 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 | 1694482 | 2372 | - | 2436 | = | -64 | * | (91 | / | 394) | = | -14.78172589 | ||
| 4 | 1694483 | 2405 | - | 2485 | = | -80 | * | (89 | / | 394) | = | -18.07106592 | ||
| 5 | 1694486 | 2431 | - | 2528 | = | -97 | * | (103 | / | 394) | = | -25.35786794 | ||
| 6 | 1694487 | 2483 | - | 2552 | = | -69 | * | (111 | / | 394) | = | -19.43908627 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Peralta Elementary | -78 | ||||||||||||
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 | 52846 | 2392 | - | 2436 | = | -44 | * | (80 | / | 364) | = | -9.67032964 | ||
| 4 | 52848 | 2423 | - | 2485 | = | -62 | * | (92 | / | 364) | = | -15.67032962 | ||
| 5 | 52850 | 2454 | - | 2528 | = | -74 | * | (88 | / | 364) | = | -17.89010983 | ||
| 6 | 52853 | 2489 | - | 2552 | = | -63 | * | (104 | / | 364) | = | -17.99999996 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Peralta Elementary | -61 | ||||||||||||
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 | 54365 | 2395 | - | 2436 | = | -41 | * | (76 | / | 326) | = | -9.55828219 | ||
| 4 | 54368 | 2418 | - | 2485 | = | -67 | * | (78 | / | 326) | = | -16.0306748 | ||
| 5 | 54370 | 2436 | - | 2528 | = | -92 | * | (84 | / | 326) | = | -23.70552141 | ||
| 6 | 54371 | 2483 | - | 2552 | = | -69 | * | (88 | / | 326) | = | -18.62576685 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Peralta Elementary | -68 | ||||||||||||
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 | 54479 | 2396 | - | 2436 | = | -40 | * | (74 | / | 325) | = | -9.10769228 | ||
| 4 | 54480 | 2419 | - | 2485 | = | -66 | * | (73 | / | 325) | = | -14.82461534 | ||
| 5 | 54482 | 2456 | - | 2528 | = | -72 | * | (87 | / | 325) | = | -19.2738461 | ||
| 6 | 54485 | 2478 | - | 2552 | = | -74 | * | (91 | / | 325) | = | -20.72 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Peralta Elementary | -64 | ||||||||||||
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 | 54722 | 2413 | - | 2436 | = | -23 | * | (74 | / | 304) | = | -5.5986842 | ||
| 4 | 54723 | 2417 | - | 2485 | = | -68 | * | (72 | / | 304) | = | -16.10526314 | ||
| 5 | 54724 | 2462 | - | 2528 | = | -66 | * | (71 | / | 304) | = | -15.41447365 | ||
| 6 | 54725 | 2488 | - | 2552 | = | -64 | * | (87 | / | 304) | = | -18.31578944 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Peralta Elementary | -55 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -78 | -61 | -68 | -64 | -55 | -326.0 | -65.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -41.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -89.2
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 | 76% | 75% | 75% | 76% | 74% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Jurupa 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.
Peralta Elementary math proficiency
Zero+ meets standard.
65% less $meal
66% less $meal
64% less $meal
69% less $meal
67% 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.