Barbara Chilton Middle (Data source)
Source data for Barbara Chilton Middle
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 |
||
6 | 1610579 | 2565 | - | 2552 | = | 13 | * | (121 | / | 370) | = | 4.25135135 | ||
7 | 1610580 | 2577 | - | 2567 | = | 10 | * | (137 | / | 370) | = | 3.7027027 | ||
8 | 1610583 | 2598 | - | 2586 | = | 12 | * | (112 | / | 370) | = | 3.63243242 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Barbara Chilton Middle | 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 |
||
6 | 50390 | 2575 | - | 2552 | = | 23 | * | (199 | / | 472) | = | 9.69703389 | ||
7 | 50392 | 2578 | - | 2567 | = | 11 | * | (135 | / | 472) | = | 3.14618644 | ||
8 | 50395 | 2590 | - | 2586 | = | 4 | * | (138 | / | 472) | = | 1.16949152 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Barbara Chilton Middle | 14 |
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 |
||
6 | 51825 | 2575 | - | 2552 | = | 23 | * | (226 | / | 600) | = | 8.66333332 | ||
7 | 51827 | 2584 | - | 2567 | = | 17 | * | (212 | / | 600) | = | 6.00666666 | ||
8 | 51829 | 2578 | - | 2586 | = | -8 | * | (162 | / | 600) | = | -2.16 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Barbara Chilton Middle | 13 |
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 |
||
6 | 51856 | 2572 | - | 2552 | = | 20 | * | (243 | / | 701) | = | 6.93295292 | ||
7 | 51859 | 2588 | - | 2567 | = | 21 | * | (231 | / | 701) | = | 6.9201141 | ||
8 | 51860 | 2623 | - | 2586 | = | 37 | * | (227 | / | 701) | = | 11.98145503 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Barbara Chilton Middle | 26 |
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 |
||
6 | 52047 | 2574 | - | 2552 | = | 22 | * | (316 | / | 866) | = | 8.02771361 | ||
7 | 52048 | 2575 | - | 2567 | = | 8 | * | (289 | / | 866) | = | 2.66974595 | ||
8 | 52049 | 2614 | - | 2586 | = | 28 | * | (261 | / | 866) | = | 8.43879907 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Barbara Chilton Middle | 19 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
12 | 14 | 13 | 26 | 19 | 84.0 | 16.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 31.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 1.8
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 | 14% | 14% | 12% | 14% | 16% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Roseville City Elementary school district | County of Placer
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.
Barbara Chilton Middle math proficiency
Zero+ meets standard.
9% less $meal
9% less $meal
7% less $meal
12% less $meal
14% 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.
Intermediate/Middle Schools (Public) schools in Roseville City Elementary (4)
Barbara Chilton Middle | George A. Buljan Middle | Robert C. Cooley Middle |
Warren T. Eich Middle |