Lathrop Elementary (Data source)
Source data for Lathrop 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 | 2423347 | 2377 | - | 2436 | = | -59 | * | (117 | / | 611) | = | -11.2978723 | ||
4 | 2423350 | 2426 | - | 2485 | = | -59 | * | (106 | / | 611) | = | -10.23567919 | ||
5 | 2423351 | 2421 | - | 2528 | = | -107 | * | (82 | / | 611) | = | -14.36006543 | ||
6 | 2423354 | 2453 | - | 2552 | = | -99 | * | (84 | / | 611) | = | -13.61047456 | ||
7 | 2423355 | 2460 | - | 2567 | = | -107 | * | (115 | / | 611) | = | -20.13911617 | ||
8 | 2423358 | 2487 | - | 2586 | = | -99 | * | (107 | / | 611) | = | -17.33715215 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Lathrop Elementary | -87 |
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 | 73956 | 2380 | - | 2436 | = | -56 | * | (81 | / | 595) | = | -7.62352937 | ||
4 | 73958 | 2406 | - | 2485 | = | -79 | * | (121 | / | 595) | = | -16.06554618 | ||
5 | 73960 | 2439 | - | 2528 | = | -89 | * | (111 | / | 595) | = | -16.60336127 | ||
6 | 73961 | 2429 | - | 2552 | = | -123 | * | (68 | / | 595) | = | -14.05714282 | ||
7 | 73963 | 2478 | - | 2567 | = | -89 | * | (97 | / | 595) | = | -14.50924369 | ||
8 | 73965 | 2482 | - | 2586 | = | -104 | * | (117 | / | 595) | = | -20.45042012 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Lathrop Elementary | -89 |
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 | 75942 | 2381 | - | 2436 | = | -55 | * | (93 | / | 593) | = | -8.62563235 | ||
4 | 75945 | 2411 | - | 2485 | = | -74 | * | (79 | / | 593) | = | -9.85834734 | ||
5 | 75947 | 2429 | - | 2528 | = | -99 | * | (123 | / | 593) | = | -20.5345699 | ||
6 | 75948 | 2464 | - | 2552 | = | -88 | * | (112 | / | 593) | = | -16.62057329 | ||
7 | 75950 | 2471 | - | 2567 | = | -96 | * | (87 | / | 593) | = | -14.08431696 | ||
8 | 75952 | 2485 | - | 2586 | = | -101 | * | (99 | / | 593) | = | -16.86172002 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Lathrop Elementary | -87 |
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 | 76133 | 2388 | - | 2436 | = | -48 | * | (84 | / | 558) | = | -7.22580643 | ||
4 | 76136 | 2409 | - | 2485 | = | -76 | * | (88 | / | 558) | = | -11.98566307 | ||
5 | 76137 | 2450 | - | 2528 | = | -78 | * | (74 | / | 558) | = | -10.34408599 | ||
6 | 76140 | 2479 | - | 2552 | = | -73 | * | (117 | / | 558) | = | -15.30645159 | ||
7 | 76141 | 2479 | - | 2567 | = | -88 | * | (114 | / | 558) | = | -17.9784946 | ||
8 | 76144 | 2511 | - | 2586 | = | -75 | * | (81 | / | 558) | = | -10.88709675 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Lathrop Elementary | -74 |
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 | 76658 | 2404 | - | 2436 | = | -32 | * | (93 | / | 618) | = | -4.81553395 | ||
4 | 76659 | 2412 | - | 2485 | = | -73 | * | (99 | / | 618) | = | -11.6941747 | ||
5 | 76660 | 2425 | - | 2528 | = | -103 | * | (88 | / | 618) | = | -14.66666667 | ||
6 | 76661 | 2473 | - | 2552 | = | -79 | * | (79 | / | 618) | = | -10.09870549 | ||
7 | 76662 | 2472 | - | 2567 | = | -95 | * | (134 | / | 618) | = | -20.59870541 | ||
8 | 76663 | 2519 | - | 2586 | = | -67 | * | (125 | / | 618) | = | -13.55177992 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Lathrop Elementary | -75 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-87 | -89 | -87 | -74 | -75 | -412.0 | -82.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -61.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -103.4
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 | 79% | 75% | 72% | 75% | 77% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Manteca Unified school district County of San Joaquin
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.
Lathrop Elementary math proficiency
Zero+ meets standard.
64% less $meal
61% less $meal
58% less $meal
62% less $meal
62% 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.