Lammersville Elementary (Data source)
Source data for Lammersville 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 | 2477620 | 2419 | - | 2436 | = | -17 | * | (21 | / | 147) | = | -2.42857141 | ||
4 | 2477621 | 2457 | - | 2485 | = | -28 | * | (30 | / | 147) | = | -5.7142857 | ||
5 | 2477624 | 2531 | - | 2528 | = | 3 | * | (18 | / | 147) | = | 0.36734694 | ||
6 | 2477625 | 2520 | - | 2552 | = | -32 | * | (20 | / | 147) | = | -4.35374147 | ||
7 | 2477628 | 2518 | - | 2567 | = | -49 | * | (29 | / | 147) | = | -9.66666664 | ||
8 | 2477629 | 2553 | - | 2586 | = | -33 | * | (29 | / | 147) | = | -6.51020406 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Lammersville Elementary | -28 |
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 | 75508 | 2421 | - | 2436 | = | -15 | * | (22 | / | 129) | = | -2.55813953 | ||
4 | 75509 | 2460 | - | 2485 | = | -25 | * | (22 | / | 129) | = | -4.26356588 | ||
5 | 75511 | 2519 | - | 2528 | = | -9 | * | (21 | / | 129) | = | -1.46511627 | ||
6 | 75514 | 2573 | - | 2552 | = | 21 | * | (16 | / | 129) | = | 2.60465115 | ||
7 | 75515 | 2530 | - | 2567 | = | -37 | * | (21 | / | 129) | = | -6.02325579 | ||
8 | 75517 | 2572 | - | 2586 | = | -14 | * | (27 | / | 129) | = | -2.93023255 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Lammersville Elementary | -15 |
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 | 77526 | 2456 | - | 2436 | = | 20 | * | (25 | / | 142) | = | 3.52112676 | ||
4 | 77528 | 2501 | - | 2485 | = | 16 | * | (24 | / | 142) | = | 2.70422534 | ||
5 | 77531 | 2499 | - | 2528 | = | -29 | * | (23 | / | 142) | = | -4.69718307 | ||
6 | 77533 | 2545 | - | 2552 | = | -7 | * | (31 | / | 142) | = | -1.52816901 | ||
7 | 77535 | 2580 | - | 2567 | = | 13 | * | (17 | / | 142) | = | 1.55633802 | ||
8 | 77536 | 2576 | - | 2586 | = | -10 | * | (22 | / | 142) | = | -1.54929577 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Lammersville Elementary | 0 |
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 | 77711 | 2400 | - | 2436 | = | -36 | * | (23 | / | 149) | = | -5.55704698 | ||
4 | 77713 | 2486 | - | 2485 | = | 1 | * | (32 | / | 149) | = | 0.2147651 | ||
5 | 77715 | 2516 | - | 2528 | = | -12 | * | (26 | / | 149) | = | -2.09395973 | ||
6 | 77717 | 2524 | - | 2552 | = | -28 | * | (21 | / | 149) | = | -3.94630872 | ||
7 | 77719 | 2593 | - | 2567 | = | 26 | * | (24 | / | 149) | = | 4.18791945 | ||
8 | 77721 | 2573 | - | 2586 | = | -13 | * | (23 | / | 149) | = | -2.00671141 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Lammersville Elementary | -9 |
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 | 78246 | 2444 | - | 2436 | = | 8 | * | (22 | / | 143) | = | 1.23076922 | ||
4 | 78247 | 2471 | - | 2485 | = | -14 | * | (20 | / | 143) | = | -1.95804195 | ||
5 | 78248 | 2508 | - | 2528 | = | -20 | * | (28 | / | 143) | = | -3.9160839 | ||
6 | 78249 | 2577 | - | 2552 | = | 25 | * | (25 | / | 143) | = | 4.37062935 | ||
7 | 78250 | 2575 | - | 2567 | = | 8 | * | (22 | / | 143) | = | 1.23076922 | ||
8 | 78251 | 2621 | - | 2586 | = | 35 | * | (26 | / | 143) | = | 6.36363634 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Lammersville Elementary | 7 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-28 | -15 | 0 | -9 | 7 | -45.0 | -9.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 30.75
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -53.25
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 | 29% | 29% | 33% | 50% | 48% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Lammersville Joint Unified school district County of San Joaquin
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.
Lammersville Elementary math proficiency
Zero+ meets standard.
20% less $meal
24% less $meal
26% 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.
Elementary School (Public) schools in Lammersville Joint Unified (6)
Altamont Elementary | Bethany Elementary | Hansen Elementary |
Lammersville Elementary | Sebastian Questa Elementary | Wicklund Elementary |