Central High (Continuation) (Data source)
Source data for Central 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 | 1944419 | 2451 | - | 2628 | = | -177 | * | (45 | / | 45) | = | -177.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Central High (Continuation) | -177 |
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 | 59910 | 2426 | - | 2628 | = | -202 | * | (47 | / | 47) | = | -202.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Central High (Continuation) | -202 |
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 |
||
8 | 61626 | 0 | - | 2586 | = | * | (0 | / | 48) | = | ||||
11 | 61628 | 2442 | - | 2628 | = | -186 | * | (47 | / | 48) | = | -182.12499988 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Central High (Continuation) | -182 |
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 | 61725 | 2439 | - | 2628 | = | -189 | * | (59 | / | 59) | = | -189.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Central High (Continuation) | -189 |
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 | 61991 | 2411 | - | 2628 | = | -217 | * | (40 | / | 40) | = | -217.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Central High (Continuation) | -217 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-177 | -202 | -182 | -189 | -217 | -967.0 | -193.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -145.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -241.4
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 | 75% | 78% | 81% | 81% | 89% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Barstow Unified school district County of San Bernardino
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.
Central High (Continuation) math proficiency
Zero+ meets standard.
73% less $meal
77% less $meal
80% less $meal
80% less $meal
89% 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 Barstow Unified (1)
Central High (Continuation) |