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 |
54827 |
2452 |
- |
2436 |
= |
16 |
* |
(53 |
/ |
132)
|
= |
6.42424242 |
4 |
54828 |
2476 |
- |
2485 |
= |
-9 |
* |
(43 |
/ |
132)
|
= |
-2.93181818 |
5 |
54829 |
2517 |
- |
2528 |
= |
-11 |
* |
(36 |
/ |
132)
|
= |
-2.99999999 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Taawila Elementary
|
0 |
Last steps
Compute the average
2019 |
Sum |
Average |
0
|
0.0 |
0.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average:
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average:
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: