Highlands Elementary (Data source)
Source data for Highlands 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 | 2553989 | 2471 | - | 2436 | = | 35 | * | (91 | / | 281) | = | 11.33451956 | ||
4 | 2553992 | 2492 | - | 2485 | = | 7 | * | (101 | / | 281) | = | 2.51601423 | ||
5 | 2553993 | 2531 | - | 2528 | = | 3 | * | (89 | / | 281) | = | 0.95017793 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Highlands Elementary | 15 |
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 | 77833 | 2455 | - | 2436 | = | 19 | * | (106 | / | 293) | = | 6.87372014 | ||
4 | 77835 | 2527 | - | 2485 | = | 42 | * | (88 | / | 293) | = | 12.61433443 | ||
5 | 77837 | 2525 | - | 2528 | = | -3 | * | (99 | / | 293) | = | -1.01365188 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Highlands Elementary | 18 |
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 | 79986 | 2469 | - | 2436 | = | 33 | * | (85 | / | 269) | = | 10.42750929 | ||
4 | 79989 | 2501 | - | 2485 | = | 16 | * | (100 | / | 269) | = | 5.94795538 | ||
5 | 79990 | 2566 | - | 2528 | = | 38 | * | (84 | / | 269) | = | 11.86617097 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Highlands Elementary | 28 |
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 | 80136 | 2450 | - | 2436 | = | 14 | * | (96 | / | 271) | = | 4.95940959 | ||
4 | 80137 | 2500 | - | 2485 | = | 15 | * | (81 | / | 271) | = | 4.48339482 | ||
5 | 80140 | 2533 | - | 2528 | = | 5 | * | (94 | / | 271) | = | 1.73431734 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Highlands Elementary | 11 |
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 | 80629 | 2481 | - | 2436 | = | 45 | * | (95 | / | 271) | = | 15.77490773 | ||
4 | 80630 | 2483 | - | 2485 | = | -2 | * | (95 | / | 271) | = | -0.70110701 | ||
5 | 80631 | 2515 | - | 2528 | = | -13 | * | (81 | / | 271) | = | -3.88560884 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Highlands Elementary | 11 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
15 | 18 | 28 | 11 | 11 | 83.0 | 16.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 37.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -4.4
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 | 18% | 18% | 19% | 19% | 21% |
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, parent education.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
Highlands Elementary math proficiency
Zero+ meets standard.
16% less $meal
17% less $meal
17% less $meal
18% less $meal
17% 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.