Esther Lindstrom Elementary (Data source)
Source data for Esther Lindstrom 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 | 636630 | 2441 | - | 2436 | = | 5 | * | (119 | / | 488) | = | 1.2192623 | ||
4 | 636633 | 2458 | - | 2485 | = | -27 | * | (117 | / | 488) | = | -6.47336065 | ||
5 | 636634 | 2478 | - | 2528 | = | -50 | * | (123 | / | 488) | = | -12.602459 | ||
6 | 636637 | 2532 | - | 2552 | = | -20 | * | (129 | / | 488) | = | -5.28688524 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Esther Lindstrom Elementary | -23 |
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 | 20326 | 2456 | - | 2436 | = | 20 | * | (119 | / | 479) | = | 4.96868474 | ||
4 | 20328 | 2465 | - | 2485 | = | -20 | * | (118 | / | 479) | = | -4.9269311 | ||
5 | 20329 | 2493 | - | 2528 | = | -35 | * | (123 | / | 479) | = | -8.98747388 | ||
6 | 20331 | 2537 | - | 2552 | = | -15 | * | (119 | / | 479) | = | -3.72651356 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Esther Lindstrom Elementary | -13 |
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 | 20651 | 2426 | - | 2436 | = | -10 | * | (126 | / | 502) | = | -2.50996015 | ||
4 | 20653 | 2468 | - | 2485 | = | -17 | * | (121 | / | 502) | = | -4.09760955 | ||
5 | 20656 | 2499 | - | 2528 | = | -29 | * | (125 | / | 502) | = | -7.22111554 | ||
6 | 20658 | 2527 | - | 2552 | = | -25 | * | (130 | / | 502) | = | -6.47410358 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Esther Lindstrom Elementary | -20 |
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 | 20646 | 2441 | - | 2436 | = | 5 | * | (110 | / | 492) | = | 1.11788618 | ||
4 | 20649 | 2455 | - | 2485 | = | -30 | * | (135 | / | 492) | = | -8.23170729 | ||
5 | 20650 | 2508 | - | 2528 | = | -20 | * | (125 | / | 492) | = | -5.0813008 | ||
6 | 20653 | 2542 | - | 2552 | = | -10 | * | (122 | / | 492) | = | -2.47967479 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Esther Lindstrom Elementary | -15 |
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 | 20827 | 2440 | - | 2436 | = | 4 | * | (113 | / | 476) | = | 0.94957983 | ||
4 | 20828 | 2452 | - | 2485 | = | -33 | * | (100 | / | 476) | = | -6.93277309 | ||
5 | 20829 | 2491 | - | 2528 | = | -37 | * | (128 | / | 476) | = | -9.94957983 | ||
6 | 20830 | 2533 | - | 2552 | = | -19 | * | (135 | / | 476) | = | -5.38865546 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Esther Lindstrom Elementary | -21 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-23 | -13 | -20 | -15 | -21 | -92.0 | -18.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -6.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -30.4
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 | 49% | 49% | 47% | 50% | 50% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Bellflower Unified school district County of Los Angeles
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.
Esther Lindstrom Elementary math proficiency
Zero+ meets standard.
32% less $meal
36% less $meal
35% less $meal
43% less $meal
44% 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.