Chaffey Joint Union High school district (Data source)
County of San Bernardino
THIS chart shows what the school system "wants"
NOT what school board members want.
NOT what superintendents want.
Chaffey Joint Union High math proficiency
Zero+ meets standard.
• 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).
Students would perform better the more years in school IF the follow-the-schedule method wanted that.
But that's not what it "wants"...and it's not a coincidence this pattern repeats (repeatedly).
The system (the follow-the-schedule method) "wants" schools to perform poorer, relative to grade level, the more years students spend in public school.
• Any result above zero is proficient; below is not proficient.
Chaffey Joint Union High math proficiency
Zero+ meets standard.
Schools in Chaffey Joint Union High
High Schools (Public) (8)
| Alta Loma High | Chaffey High | Colony High |
| Etiwanda High | Los Osos High | Montclair High |
| Ontario High | Rancho Cucamonga High |
Continuation High Schools (1)
| Valley View High (Continuation) |
District Community Day Schools (1)
| Chaffey Community Day |
Adult Education Centers (1)
| Chaffey Adult |
Alternative Schools of Choice (1)
| Chaffey District Online High |
Schools in Chaffey Joint Union High
Enrollment by school type, school and year
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | |
|---|---|---|---|---|---|---|---|---|
| Chaffey Joint Union High School District | 24,527 | 24,286 | 23,803 | 23,871 | 23,783 | 23,635 | 23,741 | 23,468 |
High Schools (Public) |
||||||||
| Alta Loma High | 2,648 | 2,514 | 2,531 | 2,490 | 2,546 | 2,518 | 2,461 | 2,492 |
| Chaffey High | 3,530 | 3,482 | 3,268 | 3,297 | 3,231 | 3,277 | 3,363 | 3,360 |
| Colony High | 2,079 | 2,135 | 2,090 | 2,173 | 2,191 | 2,178 | 2,162 | 2,134 |
| Etiwanda High | 3,458 | 3,498 | 3,586 | 3,583 | 3,526 | 3,588 | 3,636 | 3,660 |
| Los Osos High | 3,211 | 3,198 | 3,104 | 3,153 | 3,052 | 2,970 | 2,954 | 2,867 |
| Montclair High | 3,034 | 2,989 | 2,917 | 2,899 | 2,882 | 2,876 | 2,900 | 2,817 |
| Ontario High | 2,549 | 2,463 | 2,385 | 2,388 | 2,419 | 2,357 | 2,322 | 2,286 |
| Rancho Cucamonga High | 3,462 | 3,444 | 3,360 | 3,339 | 3,434 | 3,397 | 3,444 | 3,398 |
Continuation High Schools |
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| Valley View High (Continuation) | 456 | 449 | 446 | 430 | 400 | 364 | 396 | 328 |
District Community Day Schools |
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| Chaffey Community Day | 15 | 22 | 30 | 15 | 17 | 20 | 25 | 21 |
Alternative Schools of Choice |
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| Chaffey District Online High | 85 | 92 | 86 | 104 | 85 | 90 | 78 | 105 |