Blue Hills Elementary (Data source)
Source data for Blue Hills 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 | 2641784 | 2515 | - | 2436 | = | 79 | * | (74 | / | 253) | = | 23.10671932 | ||
| 4 | 2641787 | 2556 | - | 2485 | = | 71 | * | (70 | / | 253) | = | 19.64426871 | ||
| 5 | 2641788 | 2601 | - | 2528 | = | 73 | * | (109 | / | 253) | = | 31.45059285 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Blue Hills Elementary | 74 | ||||||||||||
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 | 80554 | 2539 | - | 2436 | = | 103 | * | (61 | / | 214) | = | 29.35981298 | ||
| 4 | 80555 | 2573 | - | 2485 | = | 88 | * | (79 | / | 214) | = | 32.48598126 | ||
| 5 | 80558 | 2611 | - | 2528 | = | 83 | * | (74 | / | 214) | = | 28.70093454 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Blue Hills Elementary | 91 | ||||||||||||
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 | 82772 | 2521 | - | 2436 | = | 85 | * | (47 | / | 182) | = | 21.95054943 | ||
| 4 | 82774 | 2584 | - | 2485 | = | 99 | * | (55 | / | 182) | = | 29.9175824 | ||
| 5 | 82777 | 2613 | - | 2528 | = | 85 | * | (80 | / | 182) | = | 37.36263732 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Blue Hills Elementary | 89 | ||||||||||||
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 | 82982 | 2529 | - | 2436 | = | 93 | * | (56 | / | 171) | = | 30.45614034 | ||
| 4 | 82983 | 2588 | - | 2485 | = | 103 | * | (56 | / | 171) | = | 33.73099414 | ||
| 5 | 82986 | 2623 | - | 2528 | = | 95 | * | (59 | / | 171) | = | 32.77777771 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Blue Hills Elementary | 97 | ||||||||||||
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 | 83594 | 2525 | - | 2436 | = | 89 | * | (53 | / | 178) | = | 26.49999991 | ||
| 4 | 83595 | 2575 | - | 2485 | = | 90 | * | (60 | / | 178) | = | 30.33707859 | ||
| 5 | 83596 | 2628 | - | 2528 | = | 100 | * | (65 | / | 178) | = | 36.5168539 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Blue Hills Elementary | 93 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 74 | 91 | 89 | 97 | 93 | 444.0 | 88.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 112.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 64.8
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 | 3% | 2% | 2% | 5% | 4% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Cupertino Union school district | County of Santa Clara
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.
Blue Hills Elementary math proficiency
Zero+ meets standard.
3% less $meal
2% less $meal
1% less $meal
5% less $meal
4% 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.