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 |
594265 |
2368 |
- |
2436 |
= |
-68 |
* |
(19 |
/ |
137) |
= |
-9.43065691 |
4 |
594268 |
2420 |
- |
2485 |
= |
-65 |
* |
(11 |
/ |
137) |
= |
-5.21897805 |
5 |
594269 |
2399 |
- |
2528 |
= |
-129 |
* |
(15 |
/ |
137) |
= |
-14.12408758 |
6 |
594272 |
2480 |
- |
2552 |
= |
-72 |
* |
(13 |
/ |
137) |
= |
-6.83211672 |
7 |
594273 |
2459 |
- |
2567 |
= |
-108 |
* |
(19 |
/ |
137) |
= |
-14.97810215 |
8 |
594276 |
2496 |
- |
2586 |
= |
-90 |
* |
(23 |
/ |
137) |
= |
-15.10948899 |
11 |
594277 |
2517 |
- |
2628 |
= |
-111 |
* |
(37 |
/ |
137) |
= |
-29.97810211 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Fort Sage Unified
|
-96 |
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 |
19022 |
2383 |
- |
2436 |
= |
-53 |
* |
(12 |
/ |
152) |
= |
-4.1842105 |
4 |
19024 |
2428 |
- |
2485 |
= |
-57 |
* |
(16 |
/ |
152) |
= |
-5.99999995 |
5 |
19026 |
2443 |
- |
2528 |
= |
-85 |
* |
(15 |
/ |
152) |
= |
-8.38815785 |
6 |
19029 |
2451 |
- |
2552 |
= |
-101 |
* |
(22 |
/ |
152) |
= |
-14.61842104 |
7 |
19031 |
2508 |
- |
2567 |
= |
-59 |
* |
(21 |
/ |
152) |
= |
-8.15131575 |
8 |
19032 |
2458 |
- |
2586 |
= |
-128 |
* |
(26 |
/ |
152) |
= |
-21.89473677 |
11 |
19035 |
2493 |
- |
2628 |
= |
-135 |
* |
(40 |
/ |
152) |
= |
-35.52631569 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Fort Sage Unified
|
-99 |
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 |
19354 |
2372 |
- |
2436 |
= |
-64 |
* |
(18 |
/ |
142) |
= |
-8.11267603 |
4 |
19356 |
2417 |
- |
2485 |
= |
-68 |
* |
(14 |
/ |
142) |
= |
-6.70422533 |
5 |
19357 |
2425 |
- |
2528 |
= |
-103 |
* |
(22 |
/ |
142) |
= |
-15.95774643 |
6 |
19359 |
2465 |
- |
2552 |
= |
-87 |
* |
(15 |
/ |
142) |
= |
-9.19014077 |
7 |
19361 |
2507 |
- |
2567 |
= |
-60 |
* |
(23 |
/ |
142) |
= |
-9.7183098 |
8 |
19363 |
2472 |
- |
2586 |
= |
-114 |
* |
(21 |
/ |
142) |
= |
-16.85915482 |
11 |
19365 |
2512 |
- |
2628 |
= |
-116 |
* |
(29 |
/ |
142) |
= |
-23.69014083 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Fort Sage Unified
|
-90 |
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 |
19340 |
2411 |
- |
2436 |
= |
-25 |
* |
(15 |
/ |
137) |
= |
-2.73722628 |
4 |
19341 |
2426 |
- |
2485 |
= |
-59 |
* |
(22 |
/ |
137) |
= |
-9.47445252 |
5 |
19344 |
2452 |
- |
2528 |
= |
-76 |
* |
(12 |
/ |
137) |
= |
-6.65693424 |
6 |
19345 |
2475 |
- |
2552 |
= |
-77 |
* |
(24 |
/ |
137) |
= |
-13.48905104 |
7 |
19348 |
2466 |
- |
2567 |
= |
-101 |
* |
(17 |
/ |
137) |
= |
-12.53284669 |
8 |
19349 |
2479 |
- |
2586 |
= |
-107 |
* |
(28 |
/ |
137) |
= |
-21.86861313 |
11 |
19352 |
2552 |
- |
2628 |
= |
-76 |
* |
(19 |
/ |
137) |
= |
-10.54014596 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Fort Sage Unified
|
-77 |
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 |
19488 |
2362 |
- |
2436 |
= |
-74 |
* |
(20 |
/ |
128) |
= |
-11.5625 |
4 |
19489 |
2449 |
- |
2485 |
= |
-36 |
* |
(11 |
/ |
128) |
= |
-3.09375 |
5 |
19490 |
2459 |
- |
2528 |
= |
-69 |
* |
(22 |
/ |
128) |
= |
-11.859375 |
6 |
19491 |
2494 |
- |
2552 |
= |
-58 |
* |
(14 |
/ |
128) |
= |
-6.34375 |
7 |
19492 |
2470 |
- |
2567 |
= |
-97 |
* |
(26 |
/ |
128) |
= |
-19.703125 |
8 |
19493 |
2464 |
- |
2586 |
= |
-122 |
* |
(20 |
/ |
128) |
= |
-19.0625 |
11 |
19494 |
2473 |
- |
2628 |
= |
-155 |
* |
(15 |
/ |
128) |
= |
-18.1640625 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Fort Sage Unified
|
-90 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-96
|
-99
|
-90
|
-77
|
-90
|
-452.0 |
-90.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -66.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -114.4
For the lines, you have the data necessary to plot the chart.