Weber Institute (Data source)
Source data for Weber Institute
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 |
||
11 | 2450516 | 2538 | - | 2628 | = | -90 | * | (101 | / | 101) | = | -90.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Weber Institute | -90 |
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 |
||
11 | 74763 | 2534 | - | 2628 | = | -94 | * | (97 | / | 97) | = | -94.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Weber Institute | -94 |
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 |
||
11 | 76749 | 2548 | - | 2628 | = | -80 | * | (99 | / | 99) | = | -80.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Weber Institute | -80 |
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 |
||
11 | 76939 | 2518 | - | 2628 | = | -110 | * | (112 | / | 112) | = | -110.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Weber Institute | -110 |
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 |
||
11 | 77455 | 2567 | - | 2628 | = | -61 | * | (90 | / | 90) | = | -61.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Weber Institute | -61 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-90 | -94 | -80 | -110 | -61 | -435.0 | -87.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -33.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -141.0
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 | 89% | 75% | 80% | 80% | 68% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Stockton Unified school district County of San Joaquin
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.
Weber Institute math proficiency
Zero+ meets standard.
80% less $meal
66% less $meal
68% less $meal
73% less $meal
65% 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.
Alternative Schools of Choice schools in Stockton Unified (2)
Edward C. Merlo Institute of Environmental Studies | Weber Institute |