Imperial High (Data source)
Source data for Imperial 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 | 448018 | 2616 | - | 2628 | = | -12 | * | (231 | / | 231) | = | -12.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Imperial High | -12 |
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 | 14150 | 2602 | - | 2628 | = | -26 | * | (266 | / | 266) | = | -26.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Imperial High | -26 |
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 | 14485 | 2585 | - | 2628 | = | -43 | * | (266 | / | 266) | = | -43.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Imperial High | -43 |
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 | 14492 | 2579 | - | 2628 | = | -49 | * | (243 | / | 243) | = | -49.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Imperial High | -49 |
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 | 14579 | 2594 | - | 2628 | = | -34 | * | (280 | / | 280) | = | -34.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Imperial High | -34 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-12 | -26 | -43 | -49 | -34 | -164.0 | -32.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 9.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -74.8
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 | 37% | 45% | 39% | 43% | 46% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Imperial Unified school district County of Imperial
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.
Imperial High math proficiency
Zero+ meets standard.
28% less $meal
36% less $meal
31% less $meal
37% less $meal
38% 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 Imperial Unified (1)
Imperial High |