Park Elementary (Data source)
Source data for Park 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 | 49104 | 2366 | - | 2436 | = | -70 | * | (93 | / | 338) | = | -19.26035496 | ||
| 4 | 49105 | 2420 | - | 2485 | = | -65 | * | (81 | / | 338) | = | -15.57692305 | ||
| 5 | 49108 | 2414 | - | 2528 | = | -114 | * | (91 | / | 338) | = | -30.69230767 | ||
| 6 | 49109 | 2416 | - | 2552 | = | -136 | * | (73 | / | 338) | = | -29.37278102 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Park Elementary | -95 | ||||||||||||
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 | 1316 | 2354 | - | 2436 | = | -82 | * | (79 | / | 332) | = | -19.51204817 | ||
| 4 | 1318 | 2401 | - | 2485 | = | -84 | * | (95 | / | 332) | = | -24.03614455 | ||
| 5 | 1319 | 2442 | - | 2528 | = | -86 | * | (68 | / | 332) | = | -17.61445782 | ||
| 6 | 1322 | 2440 | - | 2552 | = | -112 | * | (90 | / | 332) | = | -30.36144574 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Park Elementary | -92 | ||||||||||||
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 | 1354 | 2380 | - | 2436 | = | -56 | * | (80 | / | 318) | = | -14.08805031 | ||
| 4 | 1356 | 2429 | - | 2485 | = | -56 | * | (78 | / | 318) | = | -13.73584901 | ||
| 5 | 1357 | 2429 | - | 2528 | = | -99 | * | (87 | / | 318) | = | -27.0849056 | ||
| 6 | 1359 | 2459 | - | 2552 | = | -93 | * | (73 | / | 318) | = | -21.34905656 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Park Elementary | -76 | ||||||||||||
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 | 1384 | 2371 | - | 2436 | = | -65 | * | (78 | / | 294) | = | -17.24489793 | ||
| 4 | 1386 | 2435 | - | 2485 | = | -50 | * | (65 | / | 294) | = | -11.05442175 | ||
| 5 | 1388 | 2457 | - | 2528 | = | -71 | * | (68 | / | 294) | = | -16.42176871 | ||
| 6 | 1390 | 2471 | - | 2552 | = | -81 | * | (83 | / | 294) | = | -22.86734693 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Park Elementary | -68 | ||||||||||||
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 | 1410 | 2395 | - | 2436 | = | -41 | * | (66 | / | 266) | = | -10.1729323 | ||
| 4 | 1411 | 2439 | - | 2485 | = | -46 | * | (78 | / | 266) | = | -13.48872177 | ||
| 5 | 1412 | 2466 | - | 2528 | = | -62 | * | (59 | / | 266) | = | -13.75187968 | ||
| 6 | 1413 | 2458 | - | 2552 | = | -94 | * | (63 | / | 266) | = | -22.26315787 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Park Elementary | -60 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -95 | -92 | -76 | -68 | -60 | -391.0 | -78.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -33.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -123.2
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 | 70% | 83% | 73% | 77% | 84% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Hayward Unified school district | County of Alameda
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.
Park Elementary math proficiency
Zero+ meets standard.
63% less $meal
75% less $meal
63% less $meal
70% less $meal
73% 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.