Parkview Elementary (Data source)
Source data for Parkview 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 | 139915 | 2406 | - | 2436 | = | -30 | * | (56 | / | 214) | = | -7.85046726 | ||
| 4 | 139918 | 2473 | - | 2485 | = | -12 | * | (41 | / | 214) | = | -2.29906542 | ||
| 5 | 139919 | 2528 | - | 2528 | = | 0 | * | (59 | / | 214) | = | 0.0 | ||
| 6 | 139922 | 2536 | - | 2552 | = | -16 | * | (58 | / | 214) | = | -4.33644859 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Parkview Elementary | -14 | ||||||||||||
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 | 4051 | 2432 | - | 2436 | = | -4 | * | (48 | / | 250) | = | -0.768 | ||
| 4 | 4054 | 2484 | - | 2485 | = | -1 | * | (90 | / | 250) | = | -0.36 | ||
| 5 | 4055 | 2535 | - | 2528 | = | 7 | * | (49 | / | 250) | = | 1.372 | ||
| 6 | 4058 | 2537 | - | 2552 | = | -15 | * | (63 | / | 250) | = | -3.78 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Parkview Elementary | -4 | ||||||||||||
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 | 4134 | 2426 | - | 2436 | = | -10 | * | (45 | / | 213) | = | -2.11267605 | ||
| 4 | 4135 | 2517 | - | 2485 | = | 32 | * | (80 | / | 213) | = | 12.01877933 | ||
| 5 | 4137 | 2496 | - | 2528 | = | -32 | * | (88 | / | 213) | = | -13.22065725 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Parkview Elementary | -3 | ||||||||||||
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 | 4135 | 2440 | - | 2436 | = | 4 | * | (47 | / | 191) | = | 0.98429319 | ||
| 4 | 4138 | 2509 | - | 2485 | = | 24 | * | (67 | / | 191) | = | 8.41884816 | ||
| 5 | 4139 | 2536 | - | 2528 | = | 8 | * | (77 | / | 191) | = | 3.22513089 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Parkview Elementary | 13 | ||||||||||||
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 | 4189 | 2450 | - | 2436 | = | 14 | * | (51 | / | 211) | = | 3.38388625 | ||
| 4 | 4190 | 2501 | - | 2485 | = | 16 | * | (75 | / | 211) | = | 5.68720378 | ||
| 5 | 4191 | 2521 | - | 2528 | = | -7 | * | (85 | / | 211) | = | -2.81990521 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Parkview Elementary | 6 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -14 | -4 | -3 | 13 | 6 | -2.0 | -0.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 29.6
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% | 44% | 44% | 48% | 43% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Chico Unified school district | County of Butte
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.
Parkview Elementary math proficiency
Zero+ meets standard.
42% less $meal
39% less $meal
38% less $meal
43% less $meal
39% 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.