Lincrest Elementary (Data source)
Source data for Lincrest 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 | 2997633 | 2410 | - | 2436 | = | -26 | * | (129 | / | 366) | = | -9.16393442 | ||
4 | 2997636 | 2450 | - | 2485 | = | -35 | * | (118 | / | 366) | = | -11.28415299 | ||
5 | 2997637 | 2477 | - | 2528 | = | -51 | * | (119 | / | 366) | = | -16.58196721 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Lincrest Elementary | -37 |
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 | 91776 | 2408 | - | 2436 | = | -28 | * | (122 | / | 366) | = | -9.33333332 | ||
4 | 91777 | 2442 | - | 2485 | = | -43 | * | (130 | / | 366) | = | -15.27322401 | ||
5 | 91780 | 2458 | - | 2528 | = | -70 | * | (114 | / | 366) | = | -21.80327863 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Lincrest Elementary | -46 |
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 | 94549 | 2413 | - | 2436 | = | -23 | * | (122 | / | 358) | = | -7.83798881 | ||
4 | 94552 | 2451 | - | 2485 | = | -34 | * | (112 | / | 358) | = | -10.63687151 | ||
5 | 94553 | 2469 | - | 2528 | = | -59 | * | (124 | / | 358) | = | -20.43575419 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Lincrest Elementary | -39 |
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 | 94758 | 2409 | - | 2436 | = | -27 | * | (111 | / | 343) | = | -8.73760932 | ||
4 | 94759 | 2459 | - | 2485 | = | -26 | * | (119 | / | 343) | = | -9.02040815 | ||
5 | 94762 | 2457 | - | 2528 | = | -71 | * | (113 | / | 343) | = | -23.39067054 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Lincrest Elementary | -41 |
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 | 95404 | 2419 | - | 2436 | = | -17 | * | (103 | / | 323) | = | -5.42105262 | ||
4 | 95405 | 2475 | - | 2485 | = | -10 | * | (105 | / | 323) | = | -3.25077399 | ||
5 | 95406 | 2468 | - | 2528 | = | -60 | * | (115 | / | 323) | = | -21.36222906 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Lincrest Elementary | -30 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-37 | -46 | -39 | -41 | -30 | -193.0 | -38.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -23.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -53.6
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 | 59% | 62% | 62% | 65% | 73% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Yuba City Unified school district County of Sutter
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.
Lincrest Elementary math proficiency
Zero+ meets standard.
50% less $meal
50% less $meal
51% less $meal
57% less $meal
61% 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.