Palmyra Elementary (Data source)
Source data for Palmyra 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 | 1514694 | 2398 | - | 2436 | = | -38 | * | (56 | / | 279) | = | -7.62724011 | ||
| 4 | 1514695 | 2451 | - | 2485 | = | -34 | * | (67 | / | 279) | = | -8.16487455 | ||
| 5 | 1514698 | 2467 | - | 2528 | = | -61 | * | (79 | / | 279) | = | -17.27240138 | ||
| 6 | 1514699 | 2506 | - | 2552 | = | -46 | * | (77 | / | 279) | = | -12.6953405 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Palmyra Elementary | -46 | ||||||||||||
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 | 47469 | 2407 | - | 2436 | = | -29 | * | (60 | / | 270) | = | -6.44444444 | ||
| 4 | 47471 | 2415 | - | 2485 | = | -70 | * | (67 | / | 270) | = | -17.37037036 | ||
| 5 | 47473 | 2463 | - | 2528 | = | -65 | * | (66 | / | 270) | = | -15.88888886 | ||
| 6 | 47474 | 2520 | - | 2552 | = | -32 | * | (77 | / | 270) | = | -9.12592592 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Palmyra Elementary | -49 | ||||||||||||
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 | 48770 | 2438 | - | 2436 | = | 2 | * | (51 | / | 257) | = | 0.39688716 | ||
| 4 | 48773 | 2476 | - | 2485 | = | -9 | * | (65 | / | 257) | = | -2.27626458 | ||
| 5 | 48774 | 2451 | - | 2528 | = | -77 | * | (71 | / | 257) | = | -21.27237351 | ||
| 6 | 48776 | 2510 | - | 2552 | = | -42 | * | (70 | / | 257) | = | -11.43968868 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Palmyra Elementary | -35 | ||||||||||||
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 | 48783 | 2410 | - | 2436 | = | -26 | * | (57 | / | 242) | = | -6.12396694 | ||
| 4 | 48784 | 2481 | - | 2485 | = | -4 | * | (55 | / | 242) | = | -0.90909091 | ||
| 5 | 48787 | 2498 | - | 2528 | = | -30 | * | (61 | / | 242) | = | -7.56198345 | ||
| 6 | 48788 | 2499 | - | 2552 | = | -53 | * | (69 | / | 242) | = | -15.1115702 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Palmyra Elementary | -30 | ||||||||||||
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 | 48988 | 2431 | - | 2436 | = | -5 | * | (48 | / | 220) | = | -1.09090909 | ||
| 4 | 48989 | 2462 | - | 2485 | = | -23 | * | (59 | / | 220) | = | -6.16818181 | ||
| 5 | 48990 | 2506 | - | 2528 | = | -22 | * | (54 | / | 220) | = | -5.39999999 | ||
| 6 | 48991 | 2545 | - | 2552 | = | -7 | * | (59 | / | 220) | = | -1.87727273 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Palmyra Elementary | -15 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -46 | -49 | -35 | -30 | -15 | -175.0 | -35.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 4.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -74.0
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 | 74% | 75% | 72% | 75% | 68% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Orange Unified school district | County of Orange
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.
Palmyra Elementary math proficiency
Zero+ meets standard.
65% less $meal
63% less $meal
62% less $meal
69% less $meal
61% 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.