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 |
123145 |
2461 |
- |
2436 |
= |
25 |
* |
(25 |
/ |
167) |
= |
3.74251495 |
4 |
123148 |
2506 |
- |
2485 |
= |
21 |
* |
(32 |
/ |
167) |
= |
4.02395209 |
5 |
123149 |
2554 |
- |
2528 |
= |
26 |
* |
(29 |
/ |
167) |
= |
4.51497004 |
6 |
123152 |
2589 |
- |
2552 |
= |
37 |
* |
(32 |
/ |
167) |
= |
7.08982034 |
7 |
123153 |
2630 |
- |
2567 |
= |
63 |
* |
(34 |
/ |
167) |
= |
12.82634728 |
8 |
123156 |
2610 |
- |
2586 |
= |
24 |
* |
(15 |
/ |
167) |
= |
2.15568862 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Sunol Glen Unified
|
34 |
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 |
3417 |
2501 |
- |
2436 |
= |
65 |
* |
(30 |
/ |
172) |
= |
11.33720926 |
4 |
3420 |
2534 |
- |
2485 |
= |
49 |
* |
(31 |
/ |
172) |
= |
8.83139534 |
5 |
3422 |
2592 |
- |
2528 |
= |
64 |
* |
(31 |
/ |
172) |
= |
11.53488371 |
6 |
3424 |
2610 |
- |
2552 |
= |
58 |
* |
(26 |
/ |
172) |
= |
8.76744182 |
7 |
3426 |
2628 |
- |
2567 |
= |
61 |
* |
(22 |
/ |
172) |
= |
7.80232554 |
8 |
3427 |
2697 |
- |
2586 |
= |
111 |
* |
(32 |
/ |
172) |
= |
20.65116272 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Sunol Glen Unified
|
69 |
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 |
3535 |
2517 |
- |
2436 |
= |
81 |
* |
(27 |
/ |
167) |
= |
13.09580833 |
4 |
3537 |
2521 |
- |
2485 |
= |
36 |
* |
(33 |
/ |
167) |
= |
7.11377244 |
5 |
3540 |
2590 |
- |
2528 |
= |
62 |
* |
(33 |
/ |
167) |
= |
12.25149698 |
6 |
3541 |
2596 |
- |
2552 |
= |
44 |
* |
(32 |
/ |
167) |
= |
8.4311377 |
7 |
3544 |
2628 |
- |
2567 |
= |
61 |
* |
(20 |
/ |
167) |
= |
7.30538922 |
8 |
3545 |
2655 |
- |
2586 |
= |
69 |
* |
(22 |
/ |
167) |
= |
9.08982029 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Sunol Glen Unified
|
57 |
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 |
3535 |
2504 |
- |
2436 |
= |
68 |
* |
(35 |
/ |
181) |
= |
13.14917122 |
4 |
3537 |
2571 |
- |
2485 |
= |
86 |
* |
(32 |
/ |
181) |
= |
15.20441988 |
5 |
3539 |
2590 |
- |
2528 |
= |
62 |
* |
(33 |
/ |
181) |
= |
11.30386734 |
6 |
3541 |
2644 |
- |
2552 |
= |
92 |
* |
(32 |
/ |
181) |
= |
16.26519336 |
7 |
3543 |
2643 |
- |
2567 |
= |
76 |
* |
(30 |
/ |
181) |
= |
12.59668506 |
8 |
3545 |
2657 |
- |
2586 |
= |
71 |
* |
(19 |
/ |
181) |
= |
7.45303863 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Sunol Glen Unified
|
76 |
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 |
3584 |
2524 |
- |
2436 |
= |
88 |
* |
(30 |
/ |
192) |
= |
13.75 |
4 |
3585 |
2554 |
- |
2485 |
= |
69 |
* |
(33 |
/ |
192) |
= |
11.859375 |
5 |
3586 |
2591 |
- |
2528 |
= |
63 |
* |
(31 |
/ |
192) |
= |
10.17187498 |
6 |
3587 |
2616 |
- |
2552 |
= |
64 |
* |
(33 |
/ |
192) |
= |
11.0 |
7 |
3588 |
2673 |
- |
2567 |
= |
106 |
* |
(33 |
/ |
192) |
= |
18.21875 |
8 |
3589 |
2674 |
- |
2586 |
= |
88 |
* |
(32 |
/ |
192) |
= |
14.66666661 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Sunol Glen Unified
|
80 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
34
|
69
|
57
|
76
|
80
|
316.0 |
63.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 117.2
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.