Monta Loma Elementary (Data source)
Source data for Monta Loma 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 | 2684795 | 2415 | - | 2436 | = | -21 | * | (92 | / | 251) | = | -7.69721114 | ||
| 4 | 2684798 | 2482 | - | 2485 | = | -3 | * | (86 | / | 251) | = | -1.02788845 | ||
| 5 | 2684799 | 2504 | - | 2528 | = | -24 | * | (73 | / | 251) | = | -6.98007967 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Monta Loma Elementary | -16 | ||||||||||||
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 | 81818 | 2444 | - | 2436 | = | 8 | * | (89 | / | 253) | = | 2.81422925 | ||
| 4 | 81821 | 2468 | - | 2485 | = | -17 | * | (82 | / | 253) | = | -5.50988141 | ||
| 5 | 81823 | 2519 | - | 2528 | = | -9 | * | (82 | / | 253) | = | -2.91699604 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Monta Loma Elementary | -6 | ||||||||||||
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 | 84095 | 2438 | - | 2436 | = | 2 | * | (71 | / | 223) | = | 0.6367713 | ||
| 4 | 84096 | 2480 | - | 2485 | = | -5 | * | (79 | / | 223) | = | -1.77130045 | ||
| 5 | 84098 | 2501 | - | 2528 | = | -27 | * | (73 | / | 223) | = | -8.83856502 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Monta Loma Elementary | -10 | ||||||||||||
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 | 84313 | 2465 | - | 2436 | = | 29 | * | (70 | / | 229) | = | 8.8646288 | ||
| 4 | 84314 | 2470 | - | 2485 | = | -15 | * | (72 | / | 229) | = | -4.7161572 | ||
| 5 | 84317 | 2510 | - | 2528 | = | -18 | * | (87 | / | 229) | = | -6.83842793 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Monta Loma Elementary | -3 | ||||||||||||
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 | 84926 | 2419 | - | 2436 | = | -17 | * | (81 | / | 209) | = | -6.58851674 | ||
| 4 | 84927 | 2507 | - | 2485 | = | 22 | * | (61 | / | 209) | = | 6.42105262 | ||
| 5 | 84928 | 2516 | - | 2528 | = | -12 | * | (67 | / | 209) | = | -3.84688994 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Monta Loma Elementary | -4 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -16 | -6 | -10 | -3 | -4 | -39.0 | -7.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 7.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -22.8
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% | 45% | 43% | 41% | 39% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Mountain View Whisman school district | County of Santa Clara
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.
Monta Loma Elementary math proficiency
Zero+ meets standard.
39% less $meal
34% less $meal
34% less $meal
32% less $meal
29% 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.