Tunnell (Martin Luther) Elementary (Data source)
Source data for Tunnell (Martin Luther) Elementary
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 |
||
3 | 2572724 | 2385 | - | 2436 | = | -51 | * | (125 | / | 479) | = | -13.30897703 | ||
4 | 2572725 | 2424 | - | 2485 | = | -61 | * | (128 | / | 479) | = | -16.3006263 | ||
5 | 2572728 | 2422 | - | 2528 | = | -106 | * | (133 | / | 479) | = | -29.43215027 | ||
6 | 2572729 | 2457 | - | 2552 | = | -95 | * | (93 | / | 479) | = | -18.44467636 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Tunnell (Martin Luther) Elementary | -77 |
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 |
||
3 | 78410 | 2388 | - | 2436 | = | -48 | * | (125 | / | 520) | = | -11.53846152 | ||
4 | 78411 | 2425 | - | 2485 | = | -60 | * | (122 | / | 520) | = | -14.07692304 | ||
5 | 78413 | 2423 | - | 2528 | = | -105 | * | (137 | / | 520) | = | -27.66346149 | ||
6 | 78415 | 2478 | - | 2552 | = | -74 | * | (136 | / | 520) | = | -19.35384611 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Tunnell (Martin Luther) Elementary | -73 |
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 |
||
3 | 80567 | 2402 | - | 2436 | = | -34 | * | (110 | / | 492) | = | -7.60162599 | ||
4 | 80569 | 2415 | - | 2485 | = | -70 | * | (117 | / | 492) | = | -16.64634146 | ||
5 | 80570 | 2435 | - | 2528 | = | -93 | * | (128 | / | 492) | = | -24.19512189 | ||
6 | 80572 | 2470 | - | 2552 | = | -82 | * | (137 | / | 492) | = | -22.83333329 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Tunnell (Martin Luther) Elementary | -71 |
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 |
||
3 | 80724 | 2405 | - | 2436 | = | -31 | * | (93 | / | 445) | = | -6.47865168 | ||
4 | 80725 | 2442 | - | 2485 | = | -43 | * | (103 | / | 445) | = | -9.95280898 | ||
5 | 80728 | 2434 | - | 2528 | = | -94 | * | (118 | / | 445) | = | -24.92584267 | ||
6 | 80729 | 2489 | - | 2552 | = | -63 | * | (131 | / | 445) | = | -18.54606739 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Tunnell (Martin Luther) Elementary | -60 |
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 |
||
3 | 81247 | 2430 | - | 2436 | = | -6 | * | (118 | / | 447) | = | -1.58389261 | ||
4 | 81248 | 2435 | - | 2485 | = | -50 | * | (96 | / | 447) | = | -10.738255 | ||
5 | 81249 | 2469 | - | 2528 | = | -59 | * | (113 | / | 447) | = | -14.91498878 | ||
6 | 81250 | 2480 | - | 2552 | = | -72 | * | (120 | / | 447) | = | -19.328859 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Tunnell (Martin Luther) Elementary | -47 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-77 | -73 | -71 | -60 | -47 | -328.0 | -65.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -29.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -101.6
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 | 71% | 73% | 69% | 78% | 79% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Santa Maria-Bonita school district County of Santa Barbara
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.
Tunnell (Martin Luther) Elementary math proficiency
Zero+ meets standard.
58% less $meal
58% less $meal
55% less $meal
67% less $meal
68% 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.