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 |
1299046 |
2374 |
- |
2436 |
= |
-62 |
* |
(171 |
/ |
1214) |
= |
-8.73311366 |
4 |
1299049 |
2410 |
- |
2485 |
= |
-75 |
* |
(174 |
/ |
1214) |
= |
-10.74958808 |
5 |
1299050 |
2467 |
- |
2528 |
= |
-61 |
* |
(181 |
/ |
1214) |
= |
-9.09472814 |
6 |
1299053 |
2463 |
- |
2552 |
= |
-89 |
* |
(184 |
/ |
1214) |
= |
-13.48929159 |
7 |
1299054 |
2495 |
- |
2567 |
= |
-72 |
* |
(174 |
/ |
1214) |
= |
-10.31960455 |
8 |
1299057 |
2491 |
- |
2586 |
= |
-95 |
* |
(176 |
/ |
1214) |
= |
-13.77265236 |
11 |
1299058 |
2517 |
- |
2628 |
= |
-111 |
* |
(154 |
/ |
1214) |
= |
-14.08072485 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Hilmar Unified
|
-80 |
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 |
40743 |
2394 |
- |
2436 |
= |
-42 |
* |
(159 |
/ |
1238) |
= |
-5.39418415 |
4 |
40744 |
2427 |
- |
2485 |
= |
-58 |
* |
(178 |
/ |
1238) |
= |
-8.33925682 |
5 |
40746 |
2453 |
- |
2528 |
= |
-75 |
* |
(182 |
/ |
1238) |
= |
-11.0258481 |
6 |
40748 |
2469 |
- |
2552 |
= |
-83 |
* |
(186 |
/ |
1238) |
= |
-12.47011306 |
7 |
40751 |
2510 |
- |
2567 |
= |
-57 |
* |
(184 |
/ |
1238) |
= |
-8.47172857 |
8 |
40752 |
2505 |
- |
2586 |
= |
-81 |
* |
(180 |
/ |
1238) |
= |
-11.77705972 |
11 |
40754 |
2518 |
- |
2628 |
= |
-110 |
* |
(169 |
/ |
1238) |
= |
-15.016155 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Hilmar Unified
|
-72 |
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 |
41746 |
2390 |
- |
2436 |
= |
-46 |
* |
(165 |
/ |
1239) |
= |
-6.12590795 |
4 |
41747 |
2434 |
- |
2485 |
= |
-51 |
* |
(166 |
/ |
1239) |
= |
-6.83292977 |
5 |
41749 |
2449 |
- |
2528 |
= |
-79 |
* |
(181 |
/ |
1239) |
= |
-11.54075861 |
6 |
41752 |
2456 |
- |
2552 |
= |
-96 |
* |
(190 |
/ |
1239) |
= |
-14.7215496 |
7 |
41754 |
2482 |
- |
2567 |
= |
-85 |
* |
(187 |
/ |
1239) |
= |
-12.8288942 |
8 |
41756 |
2496 |
- |
2586 |
= |
-90 |
* |
(190 |
/ |
1239) |
= |
-13.80145275 |
11 |
41758 |
2517 |
- |
2628 |
= |
-111 |
* |
(160 |
/ |
1239) |
= |
-14.3341404 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Hilmar Unified
|
-80 |
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 |
41779 |
2391 |
- |
2436 |
= |
-45 |
* |
(146 |
/ |
1232) |
= |
-5.33279219 |
4 |
41780 |
2432 |
- |
2485 |
= |
-53 |
* |
(172 |
/ |
1232) |
= |
-7.39935062 |
5 |
41783 |
2455 |
- |
2528 |
= |
-73 |
* |
(159 |
/ |
1232) |
= |
-9.42126619 |
6 |
41784 |
2451 |
- |
2552 |
= |
-101 |
* |
(194 |
/ |
1232) |
= |
-15.90422073 |
7 |
41787 |
2485 |
- |
2567 |
= |
-82 |
* |
(188 |
/ |
1232) |
= |
-12.51298696 |
8 |
41788 |
2497 |
- |
2586 |
= |
-89 |
* |
(194 |
/ |
1232) |
= |
-14.01461035 |
11 |
41791 |
2515 |
- |
2628 |
= |
-113 |
* |
(179 |
/ |
1232) |
= |
-16.41801939 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Hilmar Unified
|
-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 |
41928 |
2404 |
- |
2436 |
= |
-32 |
* |
(182 |
/ |
1215) |
= |
-4.79341562 |
4 |
41929 |
2437 |
- |
2485 |
= |
-48 |
* |
(137 |
/ |
1215) |
= |
-5.41234565 |
5 |
41930 |
2465 |
- |
2528 |
= |
-63 |
* |
(170 |
/ |
1215) |
= |
-8.81481479 |
6 |
41931 |
2467 |
- |
2552 |
= |
-85 |
* |
(160 |
/ |
1215) |
= |
-11.19341557 |
7 |
41932 |
2486 |
- |
2567 |
= |
-81 |
* |
(191 |
/ |
1215) |
= |
-12.73333333 |
8 |
41933 |
2519 |
- |
2586 |
= |
-67 |
* |
(187 |
/ |
1215) |
= |
-10.31193416 |
11 |
41934 |
2537 |
- |
2628 |
= |
-91 |
* |
(188 |
/ |
1215) |
= |
-14.08065841 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Hilmar Unified
|
-67 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-80
|
-72
|
-80
|
-81
|
-67
|
-380.0 |
-76.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -58.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -94.0
For the lines, you have the data necessary to plot the chart.