Sierra Elementary (Data source)
Source data for Sierra 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 | 281611 | 2441 | - | 2436 | = | 5 | * | (85 | / | 234) | = | 1.81623932 | ||
4 | 281612 | 2486 | - | 2485 | = | 1 | * | (86 | / | 234) | = | 0.36752137 | ||
5 | 281615 | 2490 | - | 2528 | = | -38 | * | (63 | / | 234) | = | -10.23076922 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Sierra Elementary | -8 |
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 | 8350 | 2444 | - | 2436 | = | 8 | * | (72 | / | 248) | = | 2.32258064 | ||
4 | 8352 | 2469 | - | 2485 | = | -16 | * | (93 | / | 248) | = | -6.0 | ||
5 | 8354 | 2512 | - | 2528 | = | -16 | * | (83 | / | 248) | = | -5.3548387 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Sierra Elementary | -9 |
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 | 8629 | 2440 | - | 2436 | = | 4 | * | (76 | / | 247) | = | 1.23076923 | ||
4 | 8632 | 2483 | - | 2485 | = | -2 | * | (82 | / | 247) | = | -0.66396761 | ||
5 | 8634 | 2498 | - | 2528 | = | -30 | * | (89 | / | 247) | = | -10.80971658 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Sierra Elementary | -10 |
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 | 8653 | 2436 | - | 2436 | = | 0 | * | (67 | / | 233) | = | 0.0 | ||
4 | 8656 | 2497 | - | 2485 | = | 12 | * | (80 | / | 233) | = | 4.12017167 | ||
5 | 8657 | 2517 | - | 2528 | = | -11 | * | (86 | / | 233) | = | -4.06008583 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Sierra Elementary | 0 |
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 | 8713 | 2442 | - | 2436 | = | 6 | * | (71 | / | 220) | = | 1.93636363 | ||
4 | 8714 | 2485 | - | 2485 | = | 0 | * | (69 | / | 220) | = | 0.0 | ||
5 | 8715 | 2517 | - | 2528 | = | -11 | * | (80 | / | 220) | = | -3.99999999 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Sierra Elementary | -2 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-8 | -9 | -10 | 0 | -2 | -29.0 | -5.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 1.75
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -16.25
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 | 42% | 44% | 42% | 46% | 48% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Placerville Union Elementary school district | County of El Dorado
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.
Sierra Elementary math proficiency
Zero+ meets standard.
34% less $meal
39% less $meal
36% less $meal
41% 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 Placerville Union Elementary (2)
Louisiana Schnell Elementary | Sierra Elementary |