Winifred Pifer Elementary (Data source)
Source data for Winifred Pifer 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 | 2501222 | 2417 | - | 2436 | = | -19 | * | (62 | / | 227) | = | -5.18942731 | ||
| 4 | 2501225 | 2461 | - | 2485 | = | -24 | * | (76 | / | 227) | = | -8.03524229 | ||
| 5 | 2501226 | 2475 | - | 2528 | = | -53 | * | (89 | / | 227) | = | -20.77973565 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Winifred Pifer Elementary | -34 | ||||||||||||
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 | 76296 | 2441 | - | 2436 | = | 5 | * | (75 | / | 215) | = | 1.74418605 | ||
| 4 | 76298 | 2464 | - | 2485 | = | -21 | * | (61 | / | 215) | = | -5.95813953 | ||
| 5 | 76299 | 2501 | - | 2528 | = | -27 | * | (79 | / | 215) | = | -9.92093022 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Winifred Pifer Elementary | -14 | ||||||||||||
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 | 78338 | 2405 | - | 2436 | = | -31 | * | (85 | / | 234) | = | -11.26068375 | ||
| 4 | 78340 | 2464 | - | 2485 | = | -21 | * | (86 | / | 234) | = | -7.71794871 | ||
| 5 | 78342 | 2500 | - | 2528 | = | -28 | * | (63 | / | 234) | = | -7.53846153 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Winifred Pifer Elementary | -27 | ||||||||||||
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 | 78490 | 2408 | - | 2436 | = | -28 | * | (59 | / | 227) | = | -7.27753303 | ||
| 4 | 78491 | 2443 | - | 2485 | = | -42 | * | (83 | / | 227) | = | -15.35682817 | ||
| 5 | 78493 | 2515 | - | 2528 | = | -13 | * | (85 | / | 227) | = | -4.86784141 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Winifred Pifer Elementary | -28 | ||||||||||||
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 | 79021 | 2414 | - | 2436 | = | -22 | * | (72 | / | 218) | = | -7.26605504 | ||
| 4 | 79022 | 2453 | - | 2485 | = | -32 | * | (61 | / | 218) | = | -8.95412842 | ||
| 5 | 79023 | 2469 | - | 2528 | = | -59 | * | (85 | / | 218) | = | -23.0045871 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Winifred Pifer Elementary | -39 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -34 | -14 | -27 | -28 | -39 | -142.0 | -28.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -1.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -55.4
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 | 59% | 60% | 58% | 60% | 65% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Paso Robles Joint Unified school district | County of San Luis Obispo
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.
Winifred Pifer Elementary math proficiency
Zero+ meets standard.
49% less $meal
53% less $meal
50% less $meal
56% less $meal
60% 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 (Public) schools in Paso Robles Joint Unified (6)
| Arts Academy at Bauer Speck Elementary | Georgia Brown Dual Immersion Magnet Elementary | Kermit King Elementary |
| Pat Butler Elementary | Virginia Peterson Elementary | Winifred Pifer Elementary |