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 |
6 |
998902 |
2388 |
- |
2552 |
= |
-164 |
* |
(257 |
/ |
944)
|
= |
-44.64830497 |
7 |
998904 |
2429 |
- |
2567 |
= |
-138 |
* |
(311 |
/ |
944)
|
= |
-45.46398298 |
8 |
998907 |
2408 |
- |
2586 |
= |
-178 |
* |
(376 |
/ |
944)
|
= |
-70.89830495 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Edwin Markham Middle
|
-161 |
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 |
6 |
31529 |
2388 |
- |
2552 |
= |
-164 |
* |
(237 |
/ |
793)
|
= |
-49.01387132 |
7 |
31530 |
2413 |
- |
2567 |
= |
-154 |
* |
(269 |
/ |
793)
|
= |
-52.23959633 |
8 |
31532 |
2433 |
- |
2586 |
= |
-153 |
* |
(287 |
/ |
793)
|
= |
-55.37326596 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Edwin Markham Middle
|
-157 |
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 |
32082 |
2423 |
- |
2552 |
= |
-129 |
* |
(242 |
/ |
746)
|
= |
-41.84718488 |
7 |
32083 |
2439 |
- |
2567 |
= |
-128 |
* |
(242 |
/ |
746)
|
= |
-41.5227881 |
8 |
32086 |
2449 |
- |
2586 |
= |
-137 |
* |
(262 |
/ |
746)
|
= |
-48.11528146 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Edwin Markham Middle
|
-131 |
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 |
32108 |
2429 |
- |
2552 |
= |
-123 |
* |
(224 |
/ |
693)
|
= |
-39.75757573 |
7 |
32110 |
2419 |
- |
2567 |
= |
-148 |
* |
(224 |
/ |
693)
|
= |
-47.8383838 |
8 |
32112 |
2429 |
- |
2586 |
= |
-157 |
* |
(245 |
/ |
693)
|
= |
-55.50505042 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Edwin Markham Middle
|
-143 |
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 |
32290 |
2461 |
- |
2552 |
= |
-91 |
* |
(216 |
/ |
700)
|
= |
-28.07999995 |
7 |
32291 |
2436 |
- |
2567 |
= |
-131 |
* |
(258 |
/ |
700)
|
= |
-48.28285707 |
8 |
32292 |
2428 |
- |
2586 |
= |
-158 |
* |
(226 |
/ |
700)
|
= |
-51.01142844 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Edwin Markham Middle
|
-127 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-161
|
-157
|
-131
|
-143
|
-127
|
-719.0 |
-143.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -98.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -188.8
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: