Janesville Elementary (Data source)
Source data for Janesville 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 | 588064 | 2372 | - | 2436 | = | -64 | * | (36 | / | 232) | = | -9.93103443 | ||
| 4 | 588065 | 2409 | - | 2485 | = | -76 | * | (37 | / | 232) | = | -12.12068961 | ||
| 5 | 588068 | 2441 | - | 2528 | = | -87 | * | (39 | / | 232) | = | -14.62499998 | ||
| 6 | 588069 | 2489 | - | 2552 | = | -63 | * | (37 | / | 232) | = | -10.04741375 | ||
| 7 | 588072 | 2532 | - | 2567 | = | -35 | * | (46 | / | 232) | = | -6.93965517 | ||
| 8 | 588073 | 2556 | - | 2586 | = | -30 | * | (37 | / | 232) | = | -4.78448274 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Janesville Elementary | -58 | ||||||||||||
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 | 18789 | 2415 | - | 2436 | = | -21 | * | (38 | / | 222) | = | -3.59459459 | ||
| 4 | 18790 | 2433 | - | 2485 | = | -52 | * | (35 | / | 222) | = | -8.19819816 | ||
| 5 | 18792 | 2461 | - | 2528 | = | -67 | * | (33 | / | 222) | = | -9.95945942 | ||
| 6 | 18794 | 2506 | - | 2552 | = | -46 | * | (34 | / | 222) | = | -7.04504504 | ||
| 7 | 18797 | 2531 | - | 2567 | = | -36 | * | (42 | / | 222) | = | -6.8108108 | ||
| 8 | 18798 | 2588 | - | 2586 | = | 2 | * | (40 | / | 222) | = | 0.36036036 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Janesville Elementary | -35 | ||||||||||||
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 | 19112 | 2344 | - | 2436 | = | -92 | * | (36 | / | 227) | = | -14.59030834 | ||
| 4 | 19113 | 2448 | - | 2485 | = | -37 | * | (39 | / | 227) | = | -6.35682818 | ||
| 5 | 19115 | 2448 | - | 2528 | = | -80 | * | (39 | / | 227) | = | -13.74449336 | ||
| 6 | 19117 | 2466 | - | 2552 | = | -86 | * | (37 | / | 227) | = | -14.01762108 | ||
| 7 | 19120 | 2531 | - | 2567 | = | -36 | * | (39 | / | 227) | = | -6.18502201 | ||
| 8 | 19121 | 2574 | - | 2586 | = | -12 | * | (37 | / | 227) | = | -1.95594713 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Janesville Elementary | -57 | ||||||||||||
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 | 19114 | 2400 | - | 2436 | = | -36 | * | (36 | / | 236) | = | -5.49152539 | ||
| 4 | 19115 | 2416 | - | 2485 | = | -69 | * | (36 | / | 236) | = | -10.52542367 | ||
| 5 | 19117 | 2457 | - | 2528 | = | -71 | * | (41 | / | 236) | = | -12.33474572 | ||
| 6 | 19119 | 2477 | - | 2552 | = | -75 | * | (41 | / | 236) | = | -13.02966098 | ||
| 7 | 19122 | 2547 | - | 2567 | = | -20 | * | (40 | / | 236) | = | -3.3898305 | ||
| 8 | 19123 | 2532 | - | 2586 | = | -54 | * | (42 | / | 236) | = | -9.61016945 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Janesville Elementary | -54 | ||||||||||||
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 | 19265 | 2384 | - | 2436 | = | -52 | * | (39 | / | 235) | = | -8.62978719 | ||
| 4 | 19266 | 2456 | - | 2485 | = | -29 | * | (37 | / | 235) | = | -4.56595743 | ||
| 5 | 19267 | 2433 | - | 2528 | = | -95 | * | (37 | / | 235) | = | -14.95744676 | ||
| 6 | 19268 | 2476 | - | 2552 | = | -76 | * | (48 | / | 235) | = | -15.52340424 | ||
| 7 | 19269 | 2529 | - | 2567 | = | -38 | * | (36 | / | 235) | = | -5.82127658 | ||
| 8 | 19270 | 2562 | - | 2586 | = | -24 | * | (38 | / | 235) | = | -3.88085105 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Janesville Elementary | -53 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -58 | -35 | -57 | -54 | -53 | -257.0 | -51.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -24.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -78.4
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 | 39% | 41% | 42% | 38% | 39% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Janesville Union Elementary school district | County of Lassen
THIS chart shows what the school system "wants"
PLUS a "special" or "outside" cause of variation: wealth/poverty.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
Janesville Elementary math proficiency
Zero+ meets standard.
31% less $meal
34% less $meal
31% less $meal
27% less $meal
32% 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 in 1 School District (Public) schools in Janesville Union Elementary (1)
| Janesville Elementary |