John Muir Elementary (Data source)
Source data for John Muir 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 | 2638232 | 2519 | - | 2436 | = | 83 | * | (56 | / | 208) | = | 22.34615383 | ||
| 4 | 2638233 | 2576 | - | 2485 | = | 91 | * | (75 | / | 208) | = | 32.81249999 | ||
| 5 | 2638236 | 2589 | - | 2528 | = | 61 | * | (77 | / | 208) | = | 22.58173073 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for John Muir Elementary | 78 | ||||||||||||
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 | 80436 | 2523 | - | 2436 | = | 87 | * | (58 | / | 186) | = | 27.12903217 | ||
| 4 | 80437 | 2558 | - | 2485 | = | 73 | * | (56 | / | 186) | = | 21.97849456 | ||
| 5 | 80440 | 2623 | - | 2528 | = | 95 | * | (72 | / | 186) | = | 36.77419353 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for John Muir Elementary | 86 | ||||||||||||
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 | 82654 | 2542 | - | 2436 | = | 106 | * | (59 | / | 174) | = | 35.94252865 | ||
| 4 | 82657 | 2572 | - | 2485 | = | 87 | * | (56 | / | 174) | = | 27.99999996 | ||
| 5 | 82659 | 2594 | - | 2528 | = | 66 | * | (59 | / | 174) | = | 22.37931029 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for John Muir Elementary | 86 | ||||||||||||
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 | 82863 | 2541 | - | 2436 | = | 105 | * | (44 | / | 164) | = | 28.17073161 | ||
| 4 | 82865 | 2577 | - | 2485 | = | 92 | * | (62 | / | 164) | = | 34.78048776 | ||
| 5 | 82867 | 2610 | - | 2528 | = | 82 | * | (58 | / | 164) | = | 28.99999995 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for John Muir Elementary | 92 | ||||||||||||
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 | 83476 | 2530 | - | 2436 | = | 94 | * | (48 | / | 161) | = | 28.02484463 | ||
| 4 | 83477 | 2585 | - | 2485 | = | 100 | * | (47 | / | 161) | = | 29.1925465 | ||
| 5 | 83478 | 2628 | - | 2528 | = | 100 | * | (66 | / | 161) | = | 40.9937888 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for John Muir Elementary | 98 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 78 | 86 | 86 | 92 | 98 | 440.0 | 88.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 109.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 67.0
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 | 2% | 2% | 4% | 8% | 7% |
| 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.
John Muir Elementary math proficiency
Zero+ meets standard.
2% less $meal
2% less $meal
3% less $meal
6% less $meal
6% 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.