Hazel Strauch Elementary (Data source)
Source data for Hazel Strauch 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 | 1908154 | 2387 | - | 2436 | = | -49 | * | (115 | / | 329) | = | -17.12765953 | ||
4 | 1908157 | 2437 | - | 2485 | = | -48 | * | (112 | / | 329) | = | -16.34042549 | ||
5 | 1908158 | 2484 | - | 2528 | = | -44 | * | (102 | / | 329) | = | -13.64133738 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Hazel Strauch Elementary | -47 |
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 | 58753 | 2387 | - | 2436 | = | -49 | * | (98 | / | 328) | = | -14.64024386 | ||
4 | 58754 | 2443 | - | 2485 | = | -42 | * | (120 | / | 328) | = | -15.36585364 | ||
5 | 58756 | 2483 | - | 2528 | = | -45 | * | (110 | / | 328) | = | -15.09146339 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Hazel Strauch Elementary | -45 |
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 | 60466 | 2416 | - | 2436 | = | -20 | * | (100 | / | 318) | = | -6.28930816 | ||
4 | 60467 | 2461 | - | 2485 | = | -24 | * | (93 | / | 318) | = | -7.01886792 | ||
5 | 60469 | 2465 | - | 2528 | = | -63 | * | (125 | / | 318) | = | -24.76415094 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Hazel Strauch Elementary | -38 |
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 | 60590 | 2453 | - | 2436 | = | 17 | * | (93 | / | 279) | = | 5.66666666 | ||
4 | 60592 | 2460 | - | 2485 | = | -25 | * | (91 | / | 279) | = | -8.15412185 | ||
5 | 60594 | 2495 | - | 2528 | = | -33 | * | (95 | / | 279) | = | -11.23655914 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Hazel Strauch Elementary | -14 |
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 | 60841 | 2421 | - | 2436 | = | -15 | * | (84 | / | 274) | = | -4.59854015 | ||
4 | 60842 | 2496 | - | 2485 | = | 11 | * | (93 | / | 274) | = | 3.73357664 | ||
5 | 60843 | 2502 | - | 2528 | = | -26 | * | (97 | / | 274) | = | -9.20437955 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Hazel Strauch Elementary | -10 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-47 | -45 | -38 | -14 | -10 | -154.0 | -30.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 20.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -81.8
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 | 88% | 87% | 90% | 91% | 92% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Twin Rivers Unified school district County of Sacramento
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.
Hazel Strauch Elementary math proficiency
Zero+ meets standard.
80% less $meal
80% less $meal
81% less $meal
82% less $meal
81% 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.