Branciforte Middle (Data source)
Source data for Branciforte 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 | 2759733 | 2507 | - | 2552 | = | -45 | * | (169 | / | 464) | = | -16.39008617 | ||
| 7 | 2759734 | 2542 | - | 2567 | = | -25 | * | (161 | / | 464) | = | -8.67456895 | ||
| 8 | 2759737 | 2586 | - | 2586 | = | 0 | * | (134 | / | 464) | = | 0.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Branciforte Middle | -25 | ||||||||||||
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 | 83961 | 2510 | - | 2552 | = | -42 | * | (169 | / | 494) | = | -14.36842105 | ||
| 7 | 83962 | 2537 | - | 2567 | = | -30 | * | (168 | / | 494) | = | -10.20242913 | ||
| 8 | 83965 | 2567 | - | 2586 | = | -19 | * | (157 | / | 494) | = | -6.03846154 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Branciforte Middle | -31 | ||||||||||||
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 | 86279 | 2516 | - | 2552 | = | -36 | * | (161 | / | 494) | = | -11.73279352 | ||
| 7 | 86280 | 2539 | - | 2567 | = | -28 | * | (159 | / | 494) | = | -9.01214574 | ||
| 8 | 86282 | 2522 | - | 2586 | = | -64 | * | (174 | / | 494) | = | -22.54251008 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Branciforte Middle | -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 |
||
| 6 | 86510 | 2512 | - | 2552 | = | -40 | * | (158 | / | 467) | = | -13.53319056 | ||
| 7 | 86513 | 2553 | - | 2567 | = | -14 | * | (159 | / | 467) | = | -4.76659529 | ||
| 8 | 86514 | 2551 | - | 2586 | = | -35 | * | (150 | / | 467) | = | -11.24197001 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Branciforte Middle | -30 | ||||||||||||
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 | 87108 | 2498 | - | 2552 | = | -54 | * | (149 | / | 452) | = | -17.80088492 | ||
| 7 | 87109 | 2535 | - | 2567 | = | -32 | * | (151 | / | 452) | = | -10.69026547 | ||
| 8 | 87110 | 2568 | - | 2586 | = | -18 | * | (152 | / | 452) | = | -6.05309733 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Branciforte Middle | -35 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -25 | -31 | -43 | -30 | -35 | -164.0 | -32.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -14.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -50.8
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 | 53% | 55% | 50% | 51% | 47% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Santa Cruz City High school district | County of Santa Cruz
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.
Branciforte Middle math proficiency
Zero+ meets standard.
48% less $meal
47% less $meal
42% less $meal
45% less $meal
40% 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 Santa Cruz City High (2)
| Branciforte Middle | Mission Hill Middle |