Laurel Wood Elementary (Data source)
Source data for Laurel Wood 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 | 1362518 | 2395 | - | 2436 | = | -41 | * | (88 | / | 338) | = | -10.67455619 | ||
| 4 | 1362521 | 2440 | - | 2485 | = | -45 | * | (66 | / | 338) | = | -8.78698224 | ||
| 5 | 1362522 | 2451 | - | 2528 | = | -77 | * | (91 | / | 338) | = | -20.73076921 | ||
| 6 | 1362525 | 2492 | - | 2552 | = | -60 | * | (93 | / | 338) | = | -16.50887568 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Laurel Wood Elementary | -57 | ||||||||||||
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 | 42869 | 2408 | - | 2436 | = | -28 | * | (75 | / | 315) | = | -6.66666666 | ||
| 4 | 42870 | 2444 | - | 2485 | = | -41 | * | (86 | / | 315) | = | -11.19365079 | ||
| 5 | 42873 | 2470 | - | 2528 | = | -58 | * | (67 | / | 315) | = | -12.3365079 | ||
| 6 | 42875 | 2488 | - | 2552 | = | -64 | * | (87 | / | 315) | = | -17.67619046 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Laurel Wood Elementary | -48 | ||||||||||||
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 | 43943 | 2398 | - | 2436 | = | -38 | * | (63 | / | 298) | = | -8.03355701 | ||
| 4 | 43945 | 2474 | - | 2485 | = | -11 | * | (75 | / | 298) | = | -2.76845637 | ||
| 5 | 43948 | 2486 | - | 2528 | = | -42 | * | (87 | / | 298) | = | -12.26174494 | ||
| 6 | 43950 | 2497 | - | 2552 | = | -55 | * | (73 | / | 298) | = | -13.47315431 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Laurel Wood Elementary | -37 | ||||||||||||
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 | 43961 | 2403 | - | 2436 | = | -33 | * | (84 | / | 315) | = | -8.79999998 | ||
| 4 | 43962 | 2455 | - | 2485 | = | -30 | * | (64 | / | 315) | = | -6.09523809 | ||
| 5 | 43965 | 2504 | - | 2528 | = | -24 | * | (78 | / | 315) | = | -5.94285713 | ||
| 6 | 43966 | 2513 | - | 2552 | = | -39 | * | (89 | / | 315) | = | -11.0190476 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Laurel Wood Elementary | -32 | ||||||||||||
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 | 44092 | 2410 | - | 2436 | = | -26 | * | (66 | / | 313) | = | -5.48242809 | ||
| 4 | 44093 | 2472 | - | 2485 | = | -13 | * | (88 | / | 313) | = | -3.65495207 | ||
| 5 | 44094 | 2468 | - | 2528 | = | -60 | * | (79 | / | 313) | = | -15.14376996 | ||
| 6 | 44095 | 2521 | - | 2552 | = | -31 | * | (80 | / | 313) | = | -7.92332267 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Laurel Wood Elementary | -32 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -57 | -48 | -37 | -32 | -32 | -206.0 | -41.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -11.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -71.2
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 | 68% | 65% | 64% | 70% | 71% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Salinas City Elementary school district | County of Monterey
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.
Laurel Wood Elementary math proficiency
Zero+ meets standard.
44% less $meal
54% less $meal
51% less $meal
60% less $meal
63% 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.