Shirley Lane Elementary (Data source)
Source data for Shirley Lane 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 | 498998 | 2373 | - | 2436 | = | -63 | * | (84 | / | 373) | = | -14.18766754 | ||
4 | 499001 | 2406 | - | 2485 | = | -79 | * | (96 | / | 373) | = | -20.33243967 | ||
5 | 499002 | 2422 | - | 2528 | = | -106 | * | (100 | / | 373) | = | -28.41823048 | ||
6 | 499005 | 2483 | - | 2552 | = | -69 | * | (93 | / | 373) | = | -17.2037533 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Shirley Lane Elementary | -80 |
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 | 15845 | 2374 | - | 2436 | = | -62 | * | (94 | / | 396) | = | -14.71717169 | ||
4 | 15848 | 2416 | - | 2485 | = | -69 | * | (91 | / | 396) | = | -15.85606055 | ||
5 | 15850 | 2443 | - | 2528 | = | -85 | * | (101 | / | 396) | = | -21.67929293 | ||
6 | 15852 | 2478 | - | 2552 | = | -74 | * | (110 | / | 396) | = | -20.5555555 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Shirley Lane 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 | 16166 | 2368 | - | 2436 | = | -68 | * | (86 | / | 385) | = | -15.18961036 | ||
4 | 16169 | 2435 | - | 2485 | = | -50 | * | (95 | / | 385) | = | -12.3376623 | ||
5 | 16171 | 2442 | - | 2528 | = | -86 | * | (96 | / | 385) | = | -21.44415581 | ||
6 | 16172 | 2475 | - | 2552 | = | -77 | * | (108 | / | 385) | = | -21.59999996 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Shirley Lane 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 | 16186 | 2382 | - | 2436 | = | -54 | * | (78 | / | 359) | = | -11.73259048 | ||
4 | 16187 | 2433 | - | 2485 | = | -52 | * | (91 | / | 359) | = | -13.18105849 | ||
5 | 16190 | 2454 | - | 2528 | = | -74 | * | (97 | / | 359) | = | -19.99442896 | ||
6 | 16191 | 2473 | - | 2552 | = | -79 | * | (93 | / | 359) | = | -20.465181 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Shirley Lane Elementary | -65 |
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 | 16316 | 2399 | - | 2436 | = | -37 | * | (100 | / | 364) | = | -10.16483514 | ||
4 | 16317 | 2467 | - | 2485 | = | -18 | * | (75 | / | 364) | = | -3.70879121 | ||
5 | 16318 | 2449 | - | 2528 | = | -79 | * | (90 | / | 364) | = | -19.53296701 | ||
6 | 16319 | 2490 | - | 2552 | = | -62 | * | (99 | / | 364) | = | -16.8626373 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Shirley Lane Elementary | -50 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-80 | -73 | -71 | -65 | -50 | -339.0 | -67.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -34.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -100.8
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 | 93% | 95% | 88% | 91% | 91% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Fairfax Elementary school district County of Kern
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.
Shirley Lane Elementary math proficiency
Zero+ meets standard.
84% less $meal
87% less $meal
80% less $meal
85% less $meal
84% 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.
Elementary School (Public) schools in Fairfax Elementary (3)
Shirley Lane Elementary | Virginia Avenue Elementary | Zephyr Lane Elementary |