Hacienda Science/Environmental Magnet (Data source)
Source data for Hacienda Science/Environmental Magnet
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 | 2712200 | 2450 | - | 2436 | = | 14 | * | (120 | / | 353) | = | 4.75920679 | ||
| 4 | 2712201 | 2481 | - | 2485 | = | -4 | * | (114 | / | 353) | = | -1.2917847 | ||
| 5 | 2712204 | 2505 | - | 2528 | = | -23 | * | (119 | / | 353) | = | -7.75354106 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Hacienda Science/Environmental Magnet | -4 | ||||||||||||
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 | 82579 | 2459 | - | 2436 | = | 23 | * | (119 | / | 353) | = | 7.75354106 | ||
| 4 | 82581 | 2501 | - | 2485 | = | 16 | * | (119 | / | 353) | = | 5.3937677 | ||
| 5 | 82582 | 2517 | - | 2528 | = | -11 | * | (115 | / | 353) | = | -3.5835694 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Hacienda Science/Environmental Magnet | 10 | ||||||||||||
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 | 84870 | 2457 | - | 2436 | = | 21 | * | (118 | / | 359) | = | 6.90250695 | ||
| 4 | 84872 | 2500 | - | 2485 | = | 15 | * | (122 | / | 359) | = | 5.09749304 | ||
| 5 | 84874 | 2515 | - | 2528 | = | -13 | * | (119 | / | 359) | = | -4.3091922 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Hacienda Science/Environmental Magnet | 8 | ||||||||||||
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 | 85087 | 2466 | - | 2436 | = | 30 | * | (119 | / | 350) | = | 10.2 | ||
| 4 | 85089 | 2505 | - | 2485 | = | 20 | * | (116 | / | 350) | = | 6.62857142 | ||
| 5 | 85091 | 2521 | - | 2528 | = | -7 | * | (115 | / | 350) | = | -2.3 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Hacienda Science/Environmental Magnet | 15 | ||||||||||||
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 | 85680 | 2459 | - | 2436 | = | 23 | * | (119 | / | 356) | = | 7.68820223 | ||
| 4 | 85681 | 2501 | - | 2485 | = | 16 | * | (119 | / | 356) | = | 5.34831459 | ||
| 5 | 85682 | 2539 | - | 2528 | = | 11 | * | (118 | / | 356) | = | 3.64606741 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Hacienda Science/Environmental Magnet | 17 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -4 | 10 | 8 | 15 | 17 | 46.0 | 9.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 33.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -14.8
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 | 22% | 23% | 28% | 26% | 26% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
San Jose Unified 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.
Hacienda Science/Environmental Magnet math proficiency
Zero+ meets standard.
17% less $meal
16% less $meal
21% less $meal
22% less $meal
20% 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.