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 |
6 |
27472 |
2568 |
- |
2552 |
= |
16 |
* |
(94 |
/ |
94)
|
= |
16.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Girls Academic Leadership Academy, Dr. Michelle King School for Sci, Tech, Eng and Math
|
16 |
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 |
27441 |
2611 |
- |
2552 |
= |
59 |
* |
(109 |
/ |
215)
|
= |
29.9116279 |
7 |
27443 |
2602 |
- |
2567 |
= |
35 |
* |
(106 |
/ |
215)
|
= |
17.25581393 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Girls Academic Leadership Academy, Dr. Michelle King School for Sci, Tech, Eng and Math
|
47 |
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 |
27561 |
2574 |
- |
2552 |
= |
22 |
* |
(104 |
/ |
364)
|
= |
6.28571427 |
7 |
27562 |
2629 |
- |
2567 |
= |
62 |
* |
(107 |
/ |
364)
|
= |
18.22527467 |
8 |
27563 |
2620 |
- |
2586 |
= |
34 |
* |
(110 |
/ |
364)
|
= |
10.27472527 |
11 |
27564 |
2564 |
- |
2628 |
= |
-64 |
* |
(43 |
/ |
364)
|
= |
-7.56043955 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Girls Academic Leadership Academy, Dr. Michelle King School for Sci, Tech, Eng and Math
|
27 |
Last steps
Compute the average
2017 |
2018 |
2019 |
Sum |
Average |
16
|
47
|
27
|
90.0 |
30.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 75.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -15.0
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: