Saint Helena Elementary (Data source)
Source data for Saint Helena 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 | 1391635 | 2430 | - | 2436 | = | -6 | * | (71 | / | 227) | = | -1.87665198 | ||
4 | 1391638 | 2459 | - | 2485 | = | -26 | * | (80 | / | 227) | = | -9.16299558 | ||
5 | 1391639 | 2532 | - | 2528 | = | 4 | * | (76 | / | 227) | = | 1.33920705 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Saint Helena Elementary | -10 |
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 | 43838 | 2455 | - | 2436 | = | 19 | * | (76 | / | 229) | = | 6.30567685 | ||
4 | 43841 | 2500 | - | 2485 | = | 15 | * | (72 | / | 229) | = | 4.7161572 | ||
5 | 43843 | 2503 | - | 2528 | = | -25 | * | (81 | / | 229) | = | -8.84279475 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Saint Helena Elementary | 2 |
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 | 44914 | 2449 | - | 2436 | = | 13 | * | (75 | / | 226) | = | 4.31415929 | ||
4 | 44915 | 2501 | - | 2485 | = | 16 | * | (72 | / | 226) | = | 5.09734512 | ||
5 | 44917 | 2524 | - | 2528 | = | -4 | * | (79 | / | 226) | = | -1.39823009 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Saint Helena Elementary | 8 |
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 | 44925 | 2448 | - | 2436 | = | 12 | * | (75 | / | 224) | = | 4.01785714 | ||
4 | 44926 | 2482 | - | 2485 | = | -3 | * | (75 | / | 224) | = | -1.00446428 | ||
5 | 44929 | 2501 | - | 2528 | = | -27 | * | (74 | / | 224) | = | -8.91964283 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Saint Helena Elementary | -6 |
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 | 45051 | 2449 | - | 2436 | = | 13 | * | (73 | / | 232) | = | 4.09051724 | ||
4 | 45052 | 2503 | - | 2485 | = | 18 | * | (81 | / | 232) | = | 6.28448276 | ||
5 | 45053 | 2524 | - | 2528 | = | -4 | * | (78 | / | 232) | = | -1.34482758 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Saint Helena Elementary | 9 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-10 | 2 | 8 | -6 | 9 | 3.0 | 0.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 24.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -23.4
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 | 47% | 47% | 13% | 46% | 44% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Saint Helena Unified school district County of Napa
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.
Saint Helena Elementary math proficiency
Zero+ meets standard.
38% less $meal
40% less $meal
13% less $meal
38% less $meal
37% 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 Saint Helena Unified (2)
Saint Helena Elementary | Saint Helena Primary |