### Highland Ranch Elementary (Data source)

##### Source data for Highland Ranch Elementary

#### 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 | 2212374 | 2450 | - | 2436 | = | 14 | * | (122 | / | 353) | = | 4.83852691 | ||

4 | 2212377 | 2506 | - | 2485 | = | 21 | * | (111 | / | 353) | = | 6.60339943 | ||

5 | 2212378 | 2526 | - | 2528 | = | -2 | * | (120 | / | 353) | = | -0.67988668 | ||

Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Highland Ranch Elementary | 11 |

#### 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 | 67889 | 2436 | - | 2436 | = | 0 | * | (117 | / | 342) | = | 0.0 | ||

4 | 67892 | 2502 | - | 2485 | = | 17 | * | (115 | / | 342) | = | 5.71637425 | ||

5 | 67894 | 2551 | - | 2528 | = | 23 | * | (110 | / | 342) | = | 7.3976608 | ||

Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Highland Ranch Elementary | 13 |

#### 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 | 69690 | 2457 | - | 2436 | = | 21 | * | (113 | / | 356) | = | 6.66573033 | ||

4 | 69692 | 2480 | - | 2485 | = | -5 | * | (111 | / | 356) | = | -1.55898876 | ||

5 | 69695 | 2521 | - | 2528 | = | -7 | * | (132 | / | 356) | = | -2.59550561 | ||

Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Highland Ranch Elementary | 3 |

#### 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 | 69854 | 2450 | - | 2436 | = | 14 | * | (112 | / | 325) | = | 4.82461538 | ||

4 | 69855 | 2501 | - | 2485 | = | 16 | * | (106 | / | 325) | = | 5.21846154 | ||

5 | 69858 | 2507 | - | 2528 | = | -21 | * | (107 | / | 325) | = | -6.91384615 | ||

Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Highland Ranch Elementary | 3 |

#### 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 | 70375 | 2465 | - | 2436 | = | 29 | * | (98 | / | 317) | = | 8.96529966 | ||

4 | 70376 | 2527 | - | 2485 | = | 42 | * | (105 | / | 317) | = | 13.91167189 | ||

5 | 70377 | 2556 | - | 2528 | = | 28 | * | (114 | / | 317) | = | 10.06940063 | ||

Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Highland Ranch Elementary | 33 |

#### Last steps

##### Compute the average

2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|

11 | 13 | 3 | 3 | 33 | 63.0 | 12.6 |

##### Compute the Upper Control Limit

Simply compute the standard deviation and multiply by 3 and add to the average: **48.6**

##### Compute the Lower Control Limit

Simply compute the standard deviation and multiply by 3 and subtract from the average: **-23.4**

##### 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:

2015 | 2016 | 2017 | 2018 | 2019 | |
---|---|---|---|---|---|

Percent | 14% | 14% | 11% | 15% | 14% |

Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |

#### Poway Unified school district County of San Diego

### THIS chart shows what the school system "wants"

### PLUS a "special" or "outside" cause of variation, parent education.

NOT what teachers want.

NOT what principals want.

NOT what parents want.

Highland Ranch Elementary

*math*proficiency
Zero+ meets standard.

**9% less $meal**

**9% less $meal**

**9% less $meal**

**11% less $meal**

**11% less $meal**

• Any result above zero is proficient; below is not proficient. • There is a 99% chance that results will remain the same in coming years, which is to say, between the Upper and Lower Control Limits (the gray lines). • The houses with the % of students receiving a Free or Reduced Price Meal is a measure of wealth/poverty.