Ardenwood Elementary (Data source)
Source data for Ardenwood 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 | 39911 | 2526 | - | 2436 | = | 90 | * | (120 | / | 538) | = | 20.07434943 | ||
| 4 | 39914 | 2551 | - | 2485 | = | 66 | * | (149 | / | 538) | = | 18.27881035 | ||
| 5 | 39915 | 2605 | - | 2528 | = | 77 | * | (149 | / | 538) | = | 21.32527874 | ||
| 6 | 39918 | 2628 | - | 2552 | = | 76 | * | (120 | / | 538) | = | 16.95167285 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Ardenwood Elementary | 77 | ||||||||||||
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 | 1059 | 2525 | - | 2436 | = | 89 | * | (119 | / | 533) | = | 19.87054406 | ||
| 4 | 1061 | 2558 | - | 2485 | = | 73 | * | (120 | / | 533) | = | 16.43527198 | ||
| 5 | 1064 | 2599 | - | 2528 | = | 71 | * | (145 | / | 533) | = | 19.31519699 | ||
| 6 | 1065 | 2639 | - | 2552 | = | 87 | * | (149 | / | 533) | = | 24.32082547 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Ardenwood Elementary | 80 | ||||||||||||
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 | 1109 | 2511 | - | 2436 | = | 75 | * | (139 | / | 513) | = | 20.32163738 | ||
| 4 | 1112 | 2581 | - | 2485 | = | 96 | * | (119 | / | 513) | = | 22.26900576 | ||
| 5 | 1113 | 2604 | - | 2528 | = | 76 | * | (118 | / | 513) | = | 17.48148147 | ||
| 6 | 1115 | 2652 | - | 2552 | = | 100 | * | (137 | / | 513) | = | 26.705653 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Ardenwood Elementary | 87 | ||||||||||||
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 | 1133 | 2516 | - | 2436 | = | 80 | * | (166 | / | 554) | = | 23.97111912 | ||
| 4 | 1135 | 2562 | - | 2485 | = | 77 | * | (149 | / | 554) | = | 20.70938624 | ||
| 5 | 1137 | 2611 | - | 2528 | = | 83 | * | (119 | / | 554) | = | 17.82851985 | ||
| 6 | 1139 | 2653 | - | 2552 | = | 101 | * | (120 | / | 554) | = | 21.8772563 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Ardenwood Elementary | 84 | ||||||||||||
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 | 1162 | 2524 | - | 2436 | = | 88 | * | (132 | / | 570) | = | 20.37894734 | ||
| 4 | 1163 | 2560 | - | 2485 | = | 75 | * | (175 | / | 570) | = | 23.02631573 | ||
| 5 | 1164 | 2589 | - | 2528 | = | 61 | * | (147 | / | 570) | = | 15.7315789 | ||
| 6 | 1165 | 2667 | - | 2552 | = | 115 | * | (116 | / | 570) | = | 23.40350867 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Ardenwood Elementary | 83 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 77 | 80 | 87 | 84 | 83 | 411.0 | 82.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 91.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 73.2
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 | 7% | 8% | 6% | 9% | 11% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Fremont Unified school district | County of Alameda
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.
Ardenwood Elementary math proficiency
Zero+ meets standard.
6% less $meal
6% less $meal
5% less $meal
8% less $meal
9% 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.