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 |
6 |
27509 |
2378 |
- |
2552 |
= |
-174 |
* |
(114 |
/ |
319)
|
= |
-62.18181815 |
7 |
27511 |
2372 |
- |
2567 |
= |
-195 |
* |
(92 |
/ |
319)
|
= |
-56.23824434 |
8 |
27513 |
2407 |
- |
2586 |
= |
-179 |
* |
(113 |
/ |
319)
|
= |
-63.40752335 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Horace Mann UCLA Community
|
-182 |
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 |
6 |
27656 |
2393 |
- |
2552 |
= |
-159 |
* |
(114 |
/ |
327)
|
= |
-55.43119263 |
7 |
27657 |
2404 |
- |
2567 |
= |
-163 |
* |
(120 |
/ |
327)
|
= |
-59.81651375 |
8 |
27658 |
2415 |
- |
2586 |
= |
-171 |
* |
(93 |
/ |
327)
|
= |
-48.6330274 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Horace Mann UCLA Community
|
-164 |
Last steps
Compute the average
2018 |
2019 |
Sum |
Average |
-182
|
-164
|
-346.0 |
-173.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -137.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -209.0
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: