Pierpont Elementary (Data source)
Source data for Pierpont 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 | 3148421 | 2447 | - | 2436 | = | 11 | * | (50 | / | 140) | = | 3.92857143 | ||
4 | 3148424 | 2497 | - | 2485 | = | 12 | * | (44 | / | 140) | = | 3.77142857 | ||
5 | 3148425 | 2518 | - | 2528 | = | -10 | * | (46 | / | 140) | = | -3.28571428 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Pierpont Elementary | 4 |
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 | 97044 | 2450 | - | 2436 | = | 14 | * | (42 | / | 134) | = | 4.38805969 | ||
4 | 97046 | 2515 | - | 2485 | = | 30 | * | (47 | / | 134) | = | 10.52238804 | ||
5 | 97049 | 2547 | - | 2528 | = | 19 | * | (45 | / | 134) | = | 6.38059701 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Pierpont Elementary | 21 |
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 | 99855 | 2464 | - | 2436 | = | 28 | * | (36 | / | 126) | = | 7.99999998 | ||
4 | 99857 | 2504 | - | 2485 | = | 19 | * | (45 | / | 126) | = | 6.78571428 | ||
5 | 99860 | 2555 | - | 2528 | = | 27 | * | (45 | / | 126) | = | 9.64285714 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Pierpont Elementary | 24 |
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 | 100006 | 2460 | - | 2436 | = | 24 | * | (40 | / | 132) | = | 7.27272727 | ||
4 | 100009 | 2514 | - | 2485 | = | 29 | * | (44 | / | 132) | = | 9.66666666 | ||
5 | 100010 | 2517 | - | 2528 | = | -11 | * | (48 | / | 132) | = | -3.99999999 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Pierpont Elementary | 13 |
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 | 100671 | 2447 | - | 2436 | = | 11 | * | (38 | / | 130) | = | 3.21538461 | ||
4 | 100672 | 2530 | - | 2485 | = | 45 | * | (46 | / | 130) | = | 15.92307689 | ||
5 | 100673 | 2551 | - | 2528 | = | 23 | * | (46 | / | 130) | = | 8.13846152 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Pierpont Elementary | 27 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
4 | 21 | 24 | 13 | 27 | 89.0 | 17.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 44.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -9.2
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 | 21% | 25% | 35% | 33% | 36% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Ventura Unified school district County of Ventura
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.
Pierpont Elementary math proficiency
Zero+ meets standard.
16% less $meal
21% less $meal
21% less $meal
19% less $meal
23% 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.