Willis Jepson Middle (Data source)
Source data for Willis Jepson Middle
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 |
||
7 | 2838529 | 2557 | - | 2567 | = | -10 | * | (479 | / | 927) | = | -5.16720604 | ||
8 | 2838532 | 2563 | - | 2586 | = | -23 | * | (448 | / | 927) | = | -11.11542609 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Willis Jepson Middle | -16 |
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 |
||
7 | 86819 | 2553 | - | 2567 | = | -14 | * | (427 | / | 911) | = | -6.56201976 | ||
8 | 86820 | 2559 | - | 2586 | = | -27 | * | (484 | / | 911) | = | -14.34467615 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Willis Jepson Middle | -21 |
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 |
||
7 | 89266 | 2564 | - | 2567 | = | -3 | * | (443 | / | 864) | = | -1.53819444 | ||
8 | 89267 | 2551 | - | 2586 | = | -35 | * | (421 | / | 864) | = | -17.05439813 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Willis Jepson Middle | -19 |
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 |
||
7 | 89475 | 2534 | - | 2567 | = | -33 | * | (415 | / | 889) | = | -15.40494935 | ||
8 | 89477 | 2570 | - | 2586 | = | -16 | * | (474 | / | 889) | = | -8.53093363 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Willis Jepson Middle | -24 |
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 |
||
7 | 90081 | 2533 | - | 2567 | = | -34 | * | (475 | / | 901) | = | -17.92452827 | ||
8 | 90082 | 2561 | - | 2586 | = | -25 | * | (426 | / | 901) | = | -11.82019978 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Willis Jepson Middle | -30 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-16 | -21 | -19 | -24 | -30 | -110.0 | -22.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -7.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -37.0
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 | 34% | 39% | 42% | 42% | 41% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Vacaville Unified school district County of Solano
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.
Willis Jepson Middle math proficiency
Zero+ meets standard.
30% less $meal
32% less $meal
36% less $meal
35% less $meal
35% 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.
Intermediate/Middle Schools (Public) schools in Vacaville Unified (2)
Vaca Pena Middle | Willis Jepson Middle |