Main Street Elementary (Data source)
Source data for Main Street 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 | 2761754 | 2441 | - | 2436 | = | 5 | * | (78 | / | 250) | = | 1.56 | ||
4 | 2761757 | 2496 | - | 2485 | = | 11 | * | (75 | / | 250) | = | 3.3 | ||
5 | 2761758 | 2505 | - | 2528 | = | -23 | * | (97 | / | 250) | = | -8.924 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Main Street Elementary | -4 |
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 | 84014 | 2454 | - | 2436 | = | 18 | * | (86 | / | 253) | = | 6.11857706 | ||
4 | 84016 | 2486 | - | 2485 | = | 1 | * | (88 | / | 253) | = | 0.34782609 | ||
5 | 84019 | 2529 | - | 2528 | = | 1 | * | (79 | / | 253) | = | 0.31225296 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Main Street Elementary | 7 |
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 | 86332 | 2463 | - | 2436 | = | 27 | * | (63 | / | 241) | = | 7.05809128 | ||
4 | 86335 | 2509 | - | 2485 | = | 24 | * | (86 | / | 241) | = | 8.56431535 | ||
5 | 86336 | 2536 | - | 2528 | = | 8 | * | (92 | / | 241) | = | 3.0539419 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Main Street Elementary | 19 |
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 | 86564 | 2464 | - | 2436 | = | 28 | * | (66 | / | 227) | = | 8.14096914 | ||
4 | 86567 | 2495 | - | 2485 | = | 10 | * | (71 | / | 227) | = | 3.1277533 | ||
5 | 86569 | 2535 | - | 2528 | = | 7 | * | (90 | / | 227) | = | 2.77533039 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Main Street Elementary | 14 |
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 | 87162 | 2443 | - | 2436 | = | 7 | * | (81 | / | 217) | = | 2.61290322 | ||
4 | 87163 | 2505 | - | 2485 | = | 20 | * | (62 | / | 217) | = | 5.7142857 | ||
5 | 87164 | 2544 | - | 2528 | = | 16 | * | (74 | / | 217) | = | 5.45622118 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Main Street Elementary | 14 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-4 | 7 | 19 | 14 | 14 | 50.0 | 10.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 34.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -14.0
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 | 19% | 22% | 21% | 27% | 25% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Soquel Union Elementary school district | County of Santa Cruz
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.
Main Street Elementary math proficiency
Zero+ meets standard.

14% less $meal

18% less $meal

16% less $meal

26% less $meal

22% 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.
Elementary School (Public) schools in Soquel Union Elementary (4)
Main Street Elementary | Opal Cliffs | Santa Cruz Gardens Elementary |
Soquel Elementary |