Montvue Elementary (Data source)
Source data for Montvue 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 | 1094444 | 2388 | - | 2436 | = | -48 | * | (38 | / | 153) | = | -11.92156862 | ||
| 4 | 1094447 | 2434 | - | 2485 | = | -51 | * | (39 | / | 153) | = | -12.99999996 | ||
| 5 | 1094448 | 2399 | - | 2528 | = | -129 | * | (29 | / | 153) | = | -24.45098031 | ||
| 6 | 1094451 | 2391 | - | 2552 | = | -161 | * | (47 | / | 153) | = | -49.45751626 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Montvue Elementary | -99 | ||||||||||||
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 | 34256 | 2395 | - | 2436 | = | -41 | * | (38 | / | 147) | = | -10.59863944 | ||
| 4 | 34258 | 2432 | - | 2485 | = | -53 | * | (42 | / | 147) | = | -15.14285711 | ||
| 5 | 34260 | 2466 | - | 2528 | = | -62 | * | (37 | / | 147) | = | -15.60544216 | ||
| 6 | 34261 | 2376 | - | 2552 | = | -176 | * | (30 | / | 147) | = | -35.91836723 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Montvue Elementary | -77 | ||||||||||||
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 | 34868 | 2377 | - | 2436 | = | -59 | * | (39 | / | 146) | = | -15.76027393 | ||
| 4 | 34869 | 2406 | - | 2485 | = | -79 | * | (35 | / | 146) | = | -18.93835613 | ||
| 5 | 34872 | 2455 | - | 2528 | = | -73 | * | (39 | / | 146) | = | -19.49999995 | ||
| 6 | 34873 | 2429 | - | 2552 | = | -123 | * | (33 | / | 146) | = | -27.80136983 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Montvue Elementary | -82 | ||||||||||||
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 | 34877 | 2367 | - | 2436 | = | -69 | * | (33 | / | 143) | = | -15.92307687 | ||
| 4 | 34879 | 2403 | - | 2485 | = | -82 | * | (37 | / | 143) | = | -21.21678316 | ||
| 5 | 34881 | 2425 | - | 2528 | = | -103 | * | (36 | / | 143) | = | -25.93006985 | ||
| 6 | 34883 | 2454 | - | 2552 | = | -98 | * | (37 | / | 143) | = | -25.35664328 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Montvue Elementary | -88 | ||||||||||||
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 | 35053 | 2385 | - | 2436 | = | -51 | * | (38 | / | 148) | = | -13.09459456 | ||
| 4 | 35054 | 2425 | - | 2485 | = | -60 | * | (31 | / | 148) | = | -12.56756754 | ||
| 5 | 35055 | 2433 | - | 2528 | = | -95 | * | (44 | / | 148) | = | -28.24324322 | ||
| 6 | 35056 | 2481 | - | 2552 | = | -71 | * | (35 | / | 148) | = | -16.79054051 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Montvue Elementary | -71 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -99 | -77 | -82 | -88 | -71 | -417.0 | -83.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -53.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -113.4
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 | 93% | 95% | 93% | 96% | 90% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Pomona Unified school district | County of Los Angeles
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.
Montvue Elementary math proficiency
Zero+ meets standard.
84% less $meal
86% less $meal
83% less $meal
88% less $meal
81% 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.