Salisbury High (Continuation) (Data source)
Source data for Salisbury High (Continuation)
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 | 3012795 | 2457 | - | 2628 | = | -171 | * | (40 | / | 40) | = | -171.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Salisbury High (Continuation) | -171 |
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 | 92380 | 2444 | - | 2628 | = | -184 | * | (37 | / | 37) | = | -184.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Salisbury High (Continuation) | -184 |
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 | 95172 | 2433 | - | 2628 | = | -195 | * | (33 | / | 33) | = | -195.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Salisbury High (Continuation) | -195 |
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 | 95337 | 2435 | - | 2628 | = | -193 | * | (37 | / | 37) | = | -193.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Salisbury High (Continuation) | -193 |
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 | 95996 | 2439 | - | 2628 | = | -189 | * | (49 | / | 49) | = | -189.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Salisbury High (Continuation) | -189 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-171 | -184 | -195 | -193 | -189 | -932.0 | -186.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -159.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -213.4
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 | 91% | 58% | 84% | 84% | 88% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Red Bluff Joint Union High school district County of Tehama
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.
Salisbury High (Continuation) math proficiency
Zero+ meets standard.
![](/assets/house_drawing_5in-c6442fed32af63d603d8b366066112e716dad0472d326bacc949d19f4beb6f9b.png)
86% less $meal
![](/assets/house_drawing_5in-c6442fed32af63d603d8b366066112e716dad0472d326bacc949d19f4beb6f9b.png)
58% less $meal
![](/assets/house_drawing_5in-c6442fed32af63d603d8b366066112e716dad0472d326bacc949d19f4beb6f9b.png)
81% less $meal
![](/assets/house_drawing_5in-c6442fed32af63d603d8b366066112e716dad0472d326bacc949d19f4beb6f9b.png)
78% less $meal
![](/assets/house_drawing_5in-c6442fed32af63d603d8b366066112e716dad0472d326bacc949d19f4beb6f9b.png)
86% 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.
Continuation High Schools schools in Red Bluff Joint Union High (1)
Salisbury High (Continuation) |