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 |
2277443 |
2481 |
- |
2436 |
= |
45 |
* |
(139 |
/ |
416)
|
= |
15.03605768 |
| 4 |
2277444 |
2555 |
- |
2485 |
= |
70 |
* |
(146 |
/ |
416)
|
= |
24.56730766 |
| 5 |
2277447 |
2584 |
- |
2528 |
= |
56 |
* |
(131 |
/ |
416)
|
= |
17.63461538 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Dingeman Elementary
|
57 |
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 |
69818 |
2503 |
- |
2436 |
= |
67 |
* |
(153 |
/ |
438)
|
= |
23.40410956 |
| 4 |
69820 |
2543 |
- |
2485 |
= |
58 |
* |
(139 |
/ |
438)
|
= |
18.40639268 |
| 5 |
69822 |
2603 |
- |
2528 |
= |
75 |
* |
(146 |
/ |
438)
|
= |
24.99999998 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Dingeman Elementary
|
67 |
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 |
71650 |
2531 |
- |
2436 |
= |
95 |
* |
(154 |
/ |
443)
|
= |
33.02483062 |
| 4 |
71652 |
2573 |
- |
2485 |
= |
88 |
* |
(151 |
/ |
443)
|
= |
29.99548526 |
| 5 |
71654 |
2600 |
- |
2528 |
= |
72 |
* |
(138 |
/ |
443)
|
= |
22.42889388 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Dingeman Elementary
|
85 |
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 |
71796 |
2527 |
- |
2436 |
= |
91 |
* |
(104 |
/ |
397)
|
= |
23.83879089 |
| 4 |
71797 |
2578 |
- |
2485 |
= |
93 |
* |
(147 |
/ |
397)
|
= |
34.43576825 |
| 5 |
71800 |
2604 |
- |
2528 |
= |
76 |
* |
(146 |
/ |
397)
|
= |
27.94962214 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Dingeman Elementary
|
86 |
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 |
72281 |
2553 |
- |
2436 |
= |
117 |
* |
(124 |
/ |
367)
|
= |
39.5313351 |
| 4 |
72282 |
2567 |
- |
2485 |
= |
82 |
* |
(102 |
/ |
367)
|
= |
22.79019071 |
| 5 |
72283 |
2608 |
- |
2528 |
= |
80 |
* |
(141 |
/ |
367)
|
= |
30.7356948 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Dingeman Elementary
|
93 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
57
|
67
|
85
|
86
|
93
|
388.0 |
77.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 119.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 35.6
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:
