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 |
955915 |
2370 |
- |
2436 |
= |
-66 |
* |
(158 |
/ |
533)
|
= |
-19.56472795 |
| 4 |
955916 |
2417 |
- |
2485 |
= |
-68 |
* |
(125 |
/ |
533)
|
= |
-15.9474671 |
| 5 |
955919 |
2411 |
- |
2528 |
= |
-117 |
* |
(130 |
/ |
533)
|
= |
-28.53658536 |
| 6 |
955920 |
2453 |
- |
2552 |
= |
-99 |
* |
(120 |
/ |
533)
|
= |
-22.28893049 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Sheridan Street Elementary
|
-86 |
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 |
30242 |
2361 |
- |
2436 |
= |
-75 |
* |
(144 |
/ |
523)
|
= |
-20.6500956 |
| 4 |
30244 |
2421 |
- |
2485 |
= |
-64 |
* |
(147 |
/ |
523)
|
= |
-17.98852768 |
| 5 |
30247 |
2418 |
- |
2528 |
= |
-110 |
* |
(117 |
/ |
523)
|
= |
-24.60803059 |
| 6 |
30249 |
2405 |
- |
2552 |
= |
-147 |
* |
(115 |
/ |
523)
|
= |
-32.32313572 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Sheridan Street Elementary
|
-96 |
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 |
30808 |
2369 |
- |
2436 |
= |
-67 |
* |
(129 |
/ |
501)
|
= |
-17.25149694 |
| 4 |
30809 |
2396 |
- |
2485 |
= |
-89 |
* |
(135 |
/ |
501)
|
= |
-23.98203585 |
| 5 |
30811 |
2430 |
- |
2528 |
= |
-98 |
* |
(137 |
/ |
501)
|
= |
-26.79840311 |
| 6 |
30813 |
2433 |
- |
2552 |
= |
-119 |
* |
(100 |
/ |
501)
|
= |
-23.75249496 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Sheridan Street Elementary
|
-92 |
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 |
30855 |
2372 |
- |
2436 |
= |
-64 |
* |
(115 |
/ |
469)
|
= |
-15.69296371 |
| 4 |
30857 |
2440 |
- |
2485 |
= |
-45 |
* |
(123 |
/ |
469)
|
= |
-11.80170572 |
| 5 |
30859 |
2417 |
- |
2528 |
= |
-111 |
* |
(116 |
/ |
469)
|
= |
-27.45415769 |
| 6 |
30861 |
2444 |
- |
2552 |
= |
-108 |
* |
(115 |
/ |
469)
|
= |
-26.48187626 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Sheridan Street Elementary
|
-81 |
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 |
31031 |
2360 |
- |
2436 |
= |
-76 |
* |
(93 |
/ |
414)
|
= |
-17.07246376 |
| 4 |
31032 |
2437 |
- |
2485 |
= |
-48 |
* |
(112 |
/ |
414)
|
= |
-12.9855072 |
| 5 |
31033 |
2440 |
- |
2528 |
= |
-88 |
* |
(110 |
/ |
414)
|
= |
-23.3816425 |
| 6 |
31034 |
2443 |
- |
2552 |
= |
-109 |
* |
(99 |
/ |
414)
|
= |
-26.06521731 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Sheridan Street Elementary
|
-80 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
-86
|
-96
|
-92
|
-81
|
-80
|
-435.0 |
-87.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -69.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -105.0
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:
