Woodside Elementary (Data source)
Source data for Woodside 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 | 215385 | 2416 | - | 2436 | = | -20 | * | (56 | / | 178) | = | -6.29213482 | ||
4 | 215387 | 2485 | - | 2485 | = | 0 | * | (55 | / | 178) | = | 0.0 | ||
5 | 215389 | 2519 | - | 2528 | = | -9 | * | (67 | / | 178) | = | -3.38764045 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Woodside 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 | 6373 | 2422 | - | 2436 | = | -14 | * | (67 | / | 173) | = | -5.4219653 | ||
4 | 6376 | 2477 | - | 2485 | = | -8 | * | (52 | / | 173) | = | -2.40462427 | ||
5 | 6378 | 2511 | - | 2528 | = | -17 | * | (54 | / | 173) | = | -5.30635838 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Woodside Elementary | -13 |
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 | 6550 | 2442 | - | 2436 | = | 6 | * | (57 | / | 160) | = | 2.1375 | ||
4 | 6551 | 2482 | - | 2485 | = | -3 | * | (52 | / | 160) | = | -0.975 | ||
5 | 6553 | 2502 | - | 2528 | = | -26 | * | (51 | / | 160) | = | -8.2875 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Woodside Elementary | -7 |
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 | 6554 | 2445 | - | 2436 | = | 9 | * | (52 | / | 158) | = | 2.96202532 | ||
4 | 6555 | 2489 | - | 2485 | = | 4 | * | (56 | / | 158) | = | 1.41772152 | ||
5 | 6557 | 2490 | - | 2528 | = | -38 | * | (50 | / | 158) | = | -12.02531645 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Woodside Elementary | -8 |
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 | 6609 | 2428 | - | 2436 | = | -8 | * | (41 | / | 145) | = | -2.26206896 | ||
4 | 6610 | 2504 | - | 2485 | = | 19 | * | (48 | / | 145) | = | 6.28965516 | ||
5 | 6611 | 2495 | - | 2528 | = | -33 | * | (56 | / | 145) | = | -12.74482757 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Woodside Elementary | -9 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-10 | -13 | -7 | -8 | -9 | -47.0 | -9.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -3.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -15.4
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 | 41% | 37% | 37% | 41% | 41% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Mt. Diablo Unified school district | County of Contra Costa
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.
Woodside Elementary math proficiency
Zero+ meets standard.
34% less $meal
29% less $meal
28% less $meal
35% less $meal
36% 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.