Peters Canyon Elementary (Data source)
Source data for Peters Canyon 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 | 1571928 | 2508 | - | 2436 | = | 72 | * | (94 | / | 284) | = | 23.83098588 | ||
4 | 1571929 | 2526 | - | 2485 | = | 41 | * | (99 | / | 284) | = | 14.29225351 | ||
5 | 1571932 | 2565 | - | 2528 | = | 37 | * | (91 | / | 284) | = | 11.8556338 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Peters Canyon Elementary | 50 |
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 | 49198 | 2522 | - | 2436 | = | 86 | * | (67 | / | 265) | = | 21.74339617 | ||
4 | 49200 | 2547 | - | 2485 | = | 62 | * | (94 | / | 265) | = | 21.99245282 | ||
5 | 49203 | 2574 | - | 2528 | = | 46 | * | (104 | / | 265) | = | 18.05283018 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Peters Canyon Elementary | 62 |
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 | 50540 | 2510 | - | 2436 | = | 74 | * | (71 | / | 219) | = | 23.99086756 | ||
4 | 50542 | 2554 | - | 2485 | = | 69 | * | (61 | / | 219) | = | 19.21917803 | ||
5 | 50545 | 2569 | - | 2528 | = | 41 | * | (87 | / | 219) | = | 16.28767119 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Peters Canyon 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 | 50563 | 2470 | - | 2436 | = | 34 | * | (83 | / | 217) | = | 13.00460829 | ||
4 | 50565 | 2546 | - | 2485 | = | 61 | * | (69 | / | 217) | = | 19.39631335 | ||
5 | 50566 | 2574 | - | 2528 | = | 46 | * | (65 | / | 217) | = | 13.77880182 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Peters Canyon Elementary | 46 |
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 | 50763 | 2500 | - | 2436 | = | 64 | * | (75 | / | 224) | = | 21.42857139 | ||
4 | 50764 | 2510 | - | 2485 | = | 25 | * | (78 | / | 224) | = | 8.70535713 | ||
5 | 50765 | 2577 | - | 2528 | = | 49 | * | (71 | / | 224) | = | 15.53124997 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Peters Canyon Elementary | 46 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
50 | 62 | 59 | 46 | 46 | 263.0 | 52.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 73.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 31.6
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 | 4% | 5% | 8% | 13% | 11% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Tustin Unified school district County of Orange
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.
Peters Canyon Elementary math proficiency
Zero+ meets standard.
3% less $meal
4% less $meal
5% less $meal
11% less $meal
10% 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.