Bohannon Middle (Data source)
Source data for Bohannon 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 | 111069 | 2481 | - | 2552 | = | -71 | * | (270 | / | 802) | = | -23.90274313 | ||
7 | 111070 | 2494 | - | 2567 | = | -73 | * | (260 | / | 802) | = | -23.6658354 | ||
8 | 111073 | 2483 | - | 2586 | = | -103 | * | (272 | / | 802) | = | -34.93266826 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Bohannon Middle | -83 |
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 | 3103 | 2475 | - | 2552 | = | -77 | * | (253 | / | 787) | = | -24.75349423 | ||
7 | 3106 | 2494 | - | 2567 | = | -73 | * | (278 | / | 787) | = | -25.7865311 | ||
8 | 3108 | 2513 | - | 2586 | = | -73 | * | (256 | / | 787) | = | -23.74587034 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Bohannon Middle | -74 |
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 | 3216 | 2466 | - | 2552 | = | -86 | * | (262 | / | 833) | = | -27.04921966 | ||
7 | 3217 | 2513 | - | 2567 | = | -54 | * | (275 | / | 833) | = | -17.82713081 | ||
8 | 3220 | 2508 | - | 2586 | = | -78 | * | (296 | / | 833) | = | -27.71668661 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Bohannon Middle | -73 |
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 | 3211 | 2461 | - | 2552 | = | -91 | * | (260 | / | 802) | = | -29.50124687 | ||
7 | 3213 | 2497 | - | 2567 | = | -70 | * | (263 | / | 802) | = | -22.95511218 | ||
8 | 3215 | 2506 | - | 2586 | = | -80 | * | (279 | / | 802) | = | -27.83042392 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Bohannon Middle | -80 |
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 | 3241 | 2452 | - | 2552 | = | -100 | * | (238 | / | 754) | = | -31.5649867 | ||
7 | 3242 | 2496 | - | 2567 | = | -71 | * | (257 | / | 754) | = | -24.20026523 | ||
8 | 3243 | 2503 | - | 2586 | = | -83 | * | (259 | / | 754) | = | -28.51061006 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Bohannon Middle | -84 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-83 | -74 | -73 | -80 | -84 | -394.0 | -78.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -63.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -93.8
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 | 65% | 67% | 68% | 67% | 67% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
San Lorenzo Unified school district | County of Alameda
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.
Bohannon Middle math proficiency
Zero+ meets standard.
54% less $meal
55% less $meal
53% less $meal
59% less $meal
57% 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 San Lorenzo Unified (3)
Bohannon Middle | Edendale Middle | Washington Manor Middle |