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 |
2078571 |
2384 |
- |
2436 |
= |
-52 |
* |
(17 |
/ |
94) |
= |
-9.40425528 |
4 |
2078574 |
2382 |
- |
2485 |
= |
-103 |
* |
(13 |
/ |
94) |
= |
-14.24468082 |
5 |
2078575 |
2431 |
- |
2528 |
= |
-97 |
* |
(12 |
/ |
94) |
= |
-12.38297868 |
6 |
2078578 |
0 |
- |
2552 |
= |
|
* |
(8 |
/ |
94) |
= |
|
7 |
2078579 |
2456 |
- |
2567 |
= |
-111 |
* |
(13 |
/ |
94) |
= |
-15.35106379 |
8 |
2078582 |
2527 |
- |
2586 |
= |
-59 |
* |
(17 |
/ |
94) |
= |
-10.67021272 |
11 |
2078583 |
2580 |
- |
2628 |
= |
-48 |
* |
(14 |
/ |
94) |
= |
-7.14893616 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Baker Valley Unified
|
-69 |
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 |
63861 |
2411 |
- |
2436 |
= |
-25 |
* |
(11 |
/ |
76) |
= |
-3.61842105 |
4 |
63863 |
2439 |
- |
2485 |
= |
-46 |
* |
(16 |
/ |
76) |
= |
-9.68421049 |
5 |
63865 |
2458 |
- |
2528 |
= |
-70 |
* |
(12 |
/ |
76) |
= |
-11.05263152 |
6 |
63867 |
2468 |
- |
2552 |
= |
-84 |
* |
(10 |
/ |
76) |
= |
-11.05263155 |
7 |
63868 |
0 |
- |
2567 |
= |
|
* |
(8 |
/ |
76) |
= |
|
8 |
63870 |
2540 |
- |
2586 |
= |
-46 |
* |
(12 |
/ |
76) |
= |
-7.26315786 |
11 |
63872 |
0 |
- |
2628 |
= |
|
* |
(7 |
/ |
76) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Baker Valley Unified
|
-43 |
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 |
65659 |
2337 |
- |
2436 |
= |
-99 |
* |
(13 |
/ |
72) |
= |
-17.87499995 |
4 |
65661 |
0 |
- |
2485 |
= |
|
* |
(0 |
/ |
72) |
= |
|
5 |
65662 |
2436 |
- |
2528 |
= |
-92 |
* |
(16 |
/ |
72) |
= |
-20.44444442 |
6 |
65664 |
2452 |
- |
2552 |
= |
-100 |
* |
(11 |
/ |
72) |
= |
-15.2777777 |
7 |
65666 |
2454 |
- |
2567 |
= |
-113 |
* |
(13 |
/ |
72) |
= |
-20.40277772 |
8 |
65668 |
0 |
- |
2586 |
= |
|
* |
(0 |
/ |
72) |
= |
|
11 |
65670 |
0 |
- |
2628 |
= |
|
* |
(0 |
/ |
72) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Baker Valley Unified
|
-74 |
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 |
65738 |
0 |
- |
2436 |
= |
|
* |
(0 |
/ |
79) |
= |
|
4 |
65741 |
2355 |
- |
2485 |
= |
-130 |
* |
(12 |
/ |
79) |
= |
-19.74683542 |
5 |
65742 |
0 |
- |
2528 |
= |
|
* |
(0 |
/ |
79) |
= |
|
6 |
65745 |
2411 |
- |
2552 |
= |
-141 |
* |
(16 |
/ |
79) |
= |
-28.55696195 |
7 |
65746 |
2478 |
- |
2567 |
= |
-89 |
* |
(11 |
/ |
79) |
= |
-12.39240503 |
8 |
65749 |
2508 |
- |
2586 |
= |
-78 |
* |
(11 |
/ |
79) |
= |
-10.86075947 |
11 |
65750 |
2594 |
- |
2628 |
= |
-34 |
* |
(15 |
/ |
79) |
= |
-6.45569618 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Baker Valley Unified
|
-78 |
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 |
66125 |
0 |
- |
2436 |
= |
|
* |
(8 |
/ |
73) |
= |
|
4 |
66126 |
0 |
- |
2485 |
= |
|
* |
(6 |
/ |
73) |
= |
|
5 |
66127 |
2390 |
- |
2528 |
= |
-138 |
* |
(14 |
/ |
73) |
= |
-26.4657533 |
6 |
66128 |
0 |
- |
2552 |
= |
|
* |
(7 |
/ |
73) |
= |
|
7 |
66129 |
2454 |
- |
2567 |
= |
-113 |
* |
(15 |
/ |
73) |
= |
-23.21917808 |
8 |
66130 |
2538 |
- |
2586 |
= |
-48 |
* |
(12 |
/ |
73) |
= |
-7.89041093 |
11 |
66131 |
2605 |
- |
2628 |
= |
-23 |
* |
(11 |
/ |
73) |
= |
-3.46575341 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Baker Valley Unified
|
-61 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-69
|
-43
|
-74
|
-78
|
-61
|
-325.0 |
-65.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -26.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -104.0
For the lines, you have the data necessary to plot the chart.