Creekside Elementary (Data source)
Source data for Creekside 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 | 2213599 | 2507 | - | 2436 | = | 71 | * | (96 | / | 288) | = | 23.66666664 | ||
| 4 | 2213600 | 2545 | - | 2485 | = | 60 | * | (93 | / | 288) | = | 19.37499996 | ||
| 5 | 2213603 | 2573 | - | 2528 | = | 45 | * | (99 | / | 288) | = | 15.46875 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Creekside Elementary | 59 | ||||||||||||
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 | 67922 | 2504 | - | 2436 | = | 68 | * | (95 | / | 279) | = | 23.15412186 | ||
| 4 | 67924 | 2546 | - | 2485 | = | 61 | * | (94 | / | 279) | = | 20.55197128 | ||
| 5 | 67925 | 2580 | - | 2528 | = | 52 | * | (90 | / | 279) | = | 16.77419354 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Creekside Elementary | 60 | ||||||||||||
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 | 69723 | 2512 | - | 2436 | = | 76 | * | (82 | / | 260) | = | 23.96923074 | ||
| 4 | 69724 | 2537 | - | 2485 | = | 52 | * | (87 | / | 260) | = | 17.39999997 | ||
| 5 | 69727 | 2577 | - | 2528 | = | 49 | * | (91 | / | 260) | = | 17.15 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Creekside Elementary | 59 | ||||||||||||
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 | 69885 | 2493 | - | 2436 | = | 57 | * | (94 | / | 284) | = | 18.86619716 | ||
| 4 | 69888 | 2550 | - | 2485 | = | 65 | * | (98 | / | 284) | = | 22.42957743 | ||
| 5 | 69889 | 2583 | - | 2528 | = | 55 | * | (92 | / | 284) | = | 17.81690136 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Creekside Elementary | 59 | ||||||||||||
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 | 70407 | 2500 | - | 2436 | = | 64 | * | (97 | / | 283) | = | 21.93639571 | ||
| 4 | 70408 | 2549 | - | 2485 | = | 64 | * | (95 | / | 283) | = | 21.48409888 | ||
| 5 | 70409 | 2609 | - | 2528 | = | 81 | * | (91 | / | 283) | = | 26.04593637 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Creekside Elementary | 69 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 59 | 60 | 59 | 59 | 69 | 306.0 | 61.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 73.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 49.2
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 | 8% | 9% | 7% | 12% | 13% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Poway Unified school district | County of San Diego
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.
Creekside Elementary math proficiency
Zero+ meets standard.
5% less $meal
6% less $meal
6% less $meal
11% less $meal
11% 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.