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The differences between principal investigators and high school assistant principals can be seen in a few details. Each job has different responsibilities and duties. It typically takes 2-4 years to become both a principal investigator and a high school assistant principal. Additionally, a high school assistant principal has an average salary of $91,217, which is higher than the $84,635 average annual salary of a principal investigator.
The top three skills for a principal investigator include patients, data collection and project management. The most important skills for a high school assistant principal are professional development, curriculum development, and professional growth.
| Principal Investigator | High School Assistant Principal | |
| Yearly salary | $84,635 | $91,217 |
| Hourly rate | $40.69 | $43.85 |
| Growth rate | 5% | 5% |
| Number of jobs | 44,475 | 63,376 |
| Job satisfaction | - | - |
| Most common degree | Bachelor's Degree, 53% | Bachelor's Degree, 52% |
| Average age | 47 | 47 |
| Years of experience | 4 | 4 |
A Principal Investigator is the primary person who is responsible for designing, conducting, and reporting a research project. They report to a designated official such as the department head or division chief.
The High School Assistant Principal handles the educational growth of all enrolled students. They provide help to the principal in all administrative duties and molds students' behavior. Included in the tasks are instilling discipline in the youth and readying them to face the world upon graduation. Other tasks are organizing activities, instructor and teacher scheduling, subject, and other extracurricular activities. It is also the Assistant Principal's job to take the helm once the principal is absent or unable to perform duties.
Principal investigators and high school assistant principals have different pay scales, as shown below.
| Principal Investigator | High School Assistant Principal | |
| Average salary | $84,635 | $91,217 |
| Salary range | Between $59,000 And $120,000 | Between $61,000 And $136,000 |
| Highest paying City | San Francisco, CA | Novato, CA |
| Highest paying state | California | New Jersey |
| Best paying company | Incyte | Sweetwater Union High School District |
| Best paying industry | Technology | Education |
There are a few differences between a principal investigator and a high school assistant principal in terms of educational background:
| Principal Investigator | High School Assistant Principal | |
| Most common degree | Bachelor's Degree, 53% | Bachelor's Degree, 52% |
| Most common major | Psychology | Educational Leadership |
| Most common college | University of Michigan - Ann Arbor | University of Pennsylvania |
Here are the differences between principal investigators' and high school assistant principals' demographics:
| Principal Investigator | High School Assistant Principal | |
| Average age | 47 | 47 |
| Gender ratio | Male, 52.2% Female, 47.8% | Male, 67.4% Female, 32.6% |
| Race ratio | Black or African American, 10.3% Unknown, 4.0% Hispanic or Latino, 14.0% Asian, 4.3% White, 66.7% American Indian and Alaska Native, 0.7% | Black or African American, 12.2% Unknown, 4.0% Hispanic or Latino, 14.1% Asian, 4.3% White, 64.7% American Indian and Alaska Native, 0.7% |
| LGBT Percentage | 16% | 16% |