San Mateo Park Elementary (Data source)
Source data for San Mateo Park 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 | 2555594 | 2391 | - | 2436 | = | -45 | * | (81 | / | 222) | = | -16.41891888 | ||
| 4 | 2555595 | 2443 | - | 2485 | = | -42 | * | (68 | / | 222) | = | -12.86486485 | ||
| 5 | 2555598 | 2478 | - | 2528 | = | -50 | * | (73 | / | 222) | = | -16.4414414 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for San Mateo Park Elementary | -46 | ||||||||||||
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 | 77880 | 2391 | - | 2436 | = | -45 | * | (56 | / | 198) | = | -12.72727269 | ||
| 4 | 77882 | 2425 | - | 2485 | = | -60 | * | (67 | / | 198) | = | -20.30303028 | ||
| 5 | 77884 | 2443 | - | 2528 | = | -85 | * | (75 | / | 198) | = | -32.19696963 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for San Mateo Park Elementary | -65 | ||||||||||||
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 | 80032 | 2365 | - | 2436 | = | -71 | * | (55 | / | 169) | = | -23.10650881 | ||
| 4 | 80034 | 2436 | - | 2485 | = | -49 | * | (51 | / | 169) | = | -14.7869822 | ||
| 5 | 80037 | 2443 | - | 2528 | = | -85 | * | (63 | / | 169) | = | -31.68639053 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for San Mateo Park Elementary | -70 | ||||||||||||
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 | 80182 | 2372 | - | 2436 | = | -64 | * | (56 | / | 165) | = | -21.7212121 | ||
| 4 | 80183 | 2436 | - | 2485 | = | -49 | * | (59 | / | 165) | = | -17.52121209 | ||
| 5 | 80186 | 2466 | - | 2528 | = | -62 | * | (50 | / | 165) | = | -18.78787879 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for San Mateo Park Elementary | -58 | ||||||||||||
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 | 80675 | 2390 | - | 2436 | = | -46 | * | (61 | / | 175) | = | -16.03428569 | ||
| 4 | 80676 | 2432 | - | 2485 | = | -53 | * | (60 | / | 175) | = | -18.17142853 | ||
| 5 | 80677 | 2467 | - | 2528 | = | -61 | * | (54 | / | 175) | = | -18.82285711 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for San Mateo Park Elementary | -53 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -46 | -65 | -70 | -58 | -53 | -292.0 | -58.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -31.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -85.4
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 | 57% | 52% | 67% | 67% | 70% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
San Mateo-Foster City school district | County of San Mateo
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.
San Mateo Park Elementary math proficiency
Zero+ meets standard.
50% less $meal
46% less $meal
57% less $meal
61% less $meal
62% 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.