Placer Elementary (Data source)
Source data for Placer 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 | 1603534 | 2485 | - | 2436 | = | 49 | * | (54 | / | 292) | = | 9.06164379 | ||
| 4 | 1603535 | 2507 | - | 2485 | = | 22 | * | (41 | / | 292) | = | 3.08904108 | ||
| 5 | 1603538 | 2541 | - | 2528 | = | 13 | * | (45 | / | 292) | = | 2.00342466 | ||
| 6 | 1603539 | 2544 | - | 2552 | = | -8 | * | (51 | / | 292) | = | -1.39726027 | ||
| 7 | 1603542 | 2577 | - | 2567 | = | 10 | * | (48 | / | 292) | = | 1.64383561 | ||
| 8 | 1603543 | 2600 | - | 2586 | = | 14 | * | (53 | / | 292) | = | 2.54109589 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Placer Elementary | 17 | ||||||||||||
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 | 50151 | 2459 | - | 2436 | = | 23 | * | (56 | / | 335) | = | 3.84477612 | ||
| 4 | 50153 | 2511 | - | 2485 | = | 26 | * | (59 | / | 335) | = | 4.57910445 | ||
| 5 | 50155 | 2576 | - | 2528 | = | 48 | * | (50 | / | 335) | = | 7.16417909 | ||
| 6 | 50157 | 2530 | - | 2552 | = | -22 | * | (53 | / | 335) | = | -3.48059701 | ||
| 7 | 50159 | 2575 | - | 2567 | = | 8 | * | (65 | / | 335) | = | 1.5522388 | ||
| 8 | 50161 | 2629 | - | 2586 | = | 43 | * | (52 | / | 335) | = | 6.67462684 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Placer Elementary | 20 | ||||||||||||
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 | 51573 | 2488 | - | 2436 | = | 52 | * | (57 | / | 364) | = | 8.14285711 | ||
| 4 | 51575 | 2514 | - | 2485 | = | 29 | * | (61 | / | 364) | = | 4.85989009 | ||
| 5 | 51576 | 2547 | - | 2528 | = | 19 | * | (64 | / | 364) | = | 3.34065933 | ||
| 6 | 51579 | 2557 | - | 2552 | = | 5 | * | (62 | / | 364) | = | 0.85164835 | ||
| 7 | 51581 | 2583 | - | 2567 | = | 16 | * | (55 | / | 364) | = | 2.41758242 | ||
| 8 | 51583 | 2606 | - | 2586 | = | 20 | * | (65 | / | 364) | = | 3.57142856 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Placer Elementary | 23 | ||||||||||||
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 | 51603 | 2485 | - | 2436 | = | 49 | * | (46 | / | 355) | = | 6.34929574 | ||
| 4 | 51604 | 2517 | - | 2485 | = | 32 | * | (62 | / | 355) | = | 5.58873238 | ||
| 5 | 51607 | 2566 | - | 2528 | = | 38 | * | (61 | / | 355) | = | 6.52957743 | ||
| 6 | 51608 | 2551 | - | 2552 | = | -1 | * | (66 | / | 355) | = | -0.18591549 | ||
| 7 | 51611 | 2595 | - | 2567 | = | 28 | * | (64 | / | 355) | = | 5.04788732 | ||
| 8 | 51612 | 2602 | - | 2586 | = | 16 | * | (56 | / | 355) | = | 2.52394365 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Placer Elementary | 26 | ||||||||||||
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 | 51800 | 2476 | - | 2436 | = | 40 | * | (53 | / | 347) | = | 6.10951008 | ||
| 4 | 51801 | 2534 | - | 2485 | = | 49 | * | (49 | / | 347) | = | 6.91930833 | ||
| 5 | 51802 | 2572 | - | 2528 | = | 44 | * | (61 | / | 347) | = | 7.73487031 | ||
| 6 | 51803 | 2566 | - | 2552 | = | 14 | * | (59 | / | 347) | = | 2.38040345 | ||
| 7 | 51804 | 2604 | - | 2567 | = | 37 | * | (65 | / | 347) | = | 6.93083571 | ||
| 8 | 51805 | 2665 | - | 2586 | = | 79 | * | (60 | / | 347) | = | 13.6599423 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Placer Elementary | 44 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 17 | 20 | 23 | 26 | 44 | 130.0 | 26.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 56.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -4.0
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 | 14% | 14% | 15% | 13% | 13% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Loomis Union Elementary school district | County of Placer
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.
Placer Elementary math proficiency
Zero+ meets standard.
10% less $meal
9% less $meal
10% less $meal
10% less $meal
9% 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 Loomis Union Elementary (6)
| Franklin Elementary | H. Clarke Powers Elementary | Loomis Elementary |
| Ophir STEAM Academy | Penryn Elementary | Placer Elementary |