Willows High (Data source)
Source data for Willows High
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 | 398498 | 2512 | - | 2628 | = | -116 | * | (83 | / | 83) | = | -116.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Willows High | -116 |
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 | 12223 | 2498 | - | 2628 | = | -130 | * | (110 | / | 110) | = | -130.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Willows High | -130 |
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 | 12561 | 2509 | - | 2628 | = | -119 | * | (105 | / | 105) | = | -119.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Willows High | -119 |
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 | 12581 | 2477 | - | 2628 | = | -151 | * | (111 | / | 111) | = | -151.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Willows High | -151 |
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 | 12677 | 2501 | - | 2628 | = | -127 | * | (112 | / | 112) | = | -127.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Willows High | -127 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-116 | -130 | -119 | -151 | -127 | -643.0 | -128.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -89.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -167.6
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 | 56% | 54% | 50% | 56% | 57% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Willows Unified school district County of Glenn
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.
Willows High math proficiency
Zero+ meets standard.
46% less $meal
45% less $meal
44% less $meal
52% less $meal
41% 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.
High Schools (Public) schools in Willows Unified (1)
Willows High |