Memorial Scholars & Athletes (Data source)
Source data for Memorial Scholars & Athletes
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 |
||
| 6 | 2227478 | 2466 | - | 2552 | = | -86 | * | (89 | / | 383) | = | -19.98433419 | ||
| 7 | 2227479 | 2440 | - | 2567 | = | -127 | * | (156 | / | 383) | = | -51.72845941 | ||
| 8 | 2227482 | 2455 | - | 2586 | = | -131 | * | (138 | / | 383) | = | -47.20104427 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Memorial Scholars & Athletes | -119 | ||||||||||||
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 |
||
| 6 | 68319 | 2467 | - | 2552 | = | -85 | * | (94 | / | 357) | = | -22.38095237 | ||
| 7 | 68322 | 2456 | - | 2567 | = | -111 | * | (124 | / | 357) | = | -38.55462179 | ||
| 8 | 68324 | 2462 | - | 2586 | = | -124 | * | (139 | / | 357) | = | -48.28011201 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Memorial Scholars & Athletes | -109 | ||||||||||||
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 |
||
| 6 | 70137 | 2482 | - | 2552 | = | -70 | * | (98 | / | 348) | = | -19.71264365 | ||
| 7 | 70139 | 2478 | - | 2567 | = | -89 | * | (120 | / | 348) | = | -30.68965515 | ||
| 8 | 70140 | 2468 | - | 2586 | = | -118 | * | (130 | / | 348) | = | -44.08045972 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Memorial Scholars & Athletes | -94 | ||||||||||||
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 |
||
| 6 | 70292 | 2467 | - | 2552 | = | -85 | * | (121 | / | 372) | = | -27.64784945 | ||
| 7 | 70294 | 2466 | - | 2567 | = | -101 | * | (135 | / | 372) | = | -36.65322573 | ||
| 8 | 70296 | 2475 | - | 2586 | = | -111 | * | (116 | / | 372) | = | -34.61290312 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Memorial Scholars & Athletes | -99 | ||||||||||||
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 |
||
| 6 | 70807 | 2479 | - | 2552 | = | -73 | * | (161 | / | 414) | = | -28.38888882 | ||
| 7 | 70808 | 2474 | - | 2567 | = | -93 | * | (114 | / | 414) | = | -25.60869557 | ||
| 8 | 70809 | 2482 | - | 2586 | = | -104 | * | (139 | / | 414) | = | -34.91787437 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Memorial Scholars & Athletes | -89 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -119 | -109 | -94 | -99 | -89 | -510.0 | -102.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -66.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -138.0
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 | 96% | 95% | 98% | 96% | 94% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
San Diego Unified school district | County of San Diego
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.
Memorial Scholars & Athletes math proficiency
Zero+ meets standard.
91% less $meal
86% less $meal
90% less $meal
90% less $meal
84% 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.