Poplar Elementary (Data source)
Source data for Poplar 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 | 1987117 | 2388 | - | 2436 | = | -48 | * | (92 | / | 376) | = | -11.74468085 | ||
4 | 1987120 | 2419 | - | 2485 | = | -66 | * | (94 | / | 376) | = | -16.5 | ||
5 | 1987121 | 2441 | - | 2528 | = | -87 | * | (103 | / | 376) | = | -23.83244679 | ||
6 | 1987124 | 2472 | - | 2552 | = | -80 | * | (87 | / | 376) | = | -18.51063824 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Poplar Elementary | -71 |
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 | 61119 | 2395 | - | 2436 | = | -41 | * | (98 | / | 379) | = | -10.60158308 | ||
4 | 61121 | 2435 | - | 2485 | = | -50 | * | (86 | / | 379) | = | -11.3456464 | ||
5 | 61122 | 2459 | - | 2528 | = | -69 | * | (97 | / | 379) | = | -17.65963058 | ||
6 | 61125 | 2496 | - | 2552 | = | -56 | * | (98 | / | 379) | = | -14.48021103 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Poplar Elementary | -54 |
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 | 62896 | 2402 | - | 2436 | = | -34 | * | (83 | / | 355) | = | -7.94929574 | ||
4 | 62899 | 2435 | - | 2485 | = | -50 | * | (94 | / | 355) | = | -13.2394366 | ||
5 | 62900 | 2461 | - | 2528 | = | -67 | * | (82 | / | 355) | = | -15.47605631 | ||
6 | 62903 | 2498 | - | 2552 | = | -54 | * | (96 | / | 355) | = | -14.60281689 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Poplar Elementary | -51 |
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 | 62979 | 2401 | - | 2436 | = | -35 | * | (76 | / | 344) | = | -7.73255812 | ||
4 | 62981 | 2426 | - | 2485 | = | -59 | * | (82 | / | 344) | = | -14.06395349 | ||
5 | 62983 | 2453 | - | 2528 | = | -75 | * | (98 | / | 344) | = | -21.366279 | ||
6 | 62985 | 2494 | - | 2552 | = | -58 | * | (88 | / | 344) | = | -14.83720927 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Poplar Elementary | -58 |
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 | 63250 | 2409 | - | 2436 | = | -27 | * | (70 | / | 337) | = | -5.60830859 | ||
4 | 63251 | 2431 | - | 2485 | = | -54 | * | (78 | / | 337) | = | -12.49851627 | ||
5 | 63252 | 2461 | - | 2528 | = | -67 | * | (81 | / | 337) | = | -16.10385756 | ||
6 | 63253 | 2492 | - | 2552 | = | -60 | * | (108 | / | 337) | = | -19.22848662 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Poplar Elementary | -53 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-71 | -54 | -51 | -58 | -53 | -287.0 | -57.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -33.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -81.4
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 | 90% | 89% | 84% | 86% | 91% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Fontana Unified school district County of San Bernardino
THIS chart shows what the school system "wants"
PLUS a "special" or "outside" cause of variation, parent education.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
Poplar Elementary math proficiency
Zero+ meets standard.
79% less $meal
79% less $meal
75% less $meal
79% less $meal
78% 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.