Garden Road Elementary (Data source)
Source data for Garden Road 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 | 2206014 | 2480 | - | 2436 | = | 44 | * | (66 | / | 197) | = | 14.74111672 | ||
| 4 | 2206017 | 2494 | - | 2485 | = | 9 | * | (57 | / | 197) | = | 2.60406091 | ||
| 5 | 2206018 | 2520 | - | 2528 | = | -8 | * | (74 | / | 197) | = | -3.00507614 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Garden Road Elementary | 14 | ||||||||||||
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 | 67722 | 2479 | - | 2436 | = | 43 | * | (74 | / | 200) | = | 15.91 | ||
| 4 | 67724 | 2523 | - | 2485 | = | 38 | * | (65 | / | 200) | = | 12.35 | ||
| 5 | 67726 | 2517 | - | 2528 | = | -11 | * | (61 | / | 200) | = | -3.355 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Garden Road Elementary | 25 | ||||||||||||
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 | 69522 | 2479 | - | 2436 | = | 43 | * | (77 | / | 218) | = | 15.18807339 | ||
| 4 | 69524 | 2514 | - | 2485 | = | 29 | * | (72 | / | 218) | = | 9.57798164 | ||
| 5 | 69526 | 2543 | - | 2528 | = | 15 | * | (69 | / | 218) | = | 4.74770642 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Garden Road Elementary | 30 | ||||||||||||
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 | 69685 | 2479 | - | 2436 | = | 43 | * | (49 | / | 203) | = | 10.37931033 | ||
| 4 | 69688 | 2523 | - | 2485 | = | 38 | * | (79 | / | 203) | = | 14.78817732 | ||
| 5 | 69689 | 2523 | - | 2528 | = | -5 | * | (75 | / | 203) | = | -1.84729064 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Garden Road Elementary | 23 | ||||||||||||
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 | 70207 | 2460 | - | 2436 | = | 24 | * | (77 | / | 204) | = | 9.05882352 | ||
| 4 | 70208 | 2495 | - | 2485 | = | 10 | * | (53 | / | 204) | = | 2.59803921 | ||
| 5 | 70209 | 2545 | - | 2528 | = | 17 | * | (74 | / | 204) | = | 6.16666667 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Garden Road Elementary | 18 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 14 | 25 | 30 | 23 | 18 | 110.0 | 22.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 40.0
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 | 26% | 21% | 18% | 23% | 21% |
| 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, parent education.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
Garden Road Elementary math proficiency
Zero+ meets standard.
17% less $meal
15% less $meal
12% less $meal
18% less $meal
16% 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.