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The differences between principal investigators and middle school 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 middle school principal. Additionally, a middle school principal has an average salary of $92,607, 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 middle school principal are professional growth, instructional program, and student achievement.
| Principal Investigator | Middle School Principal | |
| Yearly salary | $84,635 | $92,607 |
| Hourly rate | $40.69 | $44.52 |
| Growth rate | 5% | 5% |
| Number of jobs | 44,475 | 59,247 |
| Job satisfaction | - | - |
| Most common degree | Bachelor's Degree, 53% | Bachelor's Degree, 50% |
| 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.
A middle school principal is an individual who is responsible for managing the operations of a school that caters to children from the fifth to the eighth grades. This principal must supervise the responsibilities of all employees of the school, such as teachers, maintenance workers, and administrative staff members. The principal is required to conduct regular staff and parents' meetings to create a cooperative relationship that supports student learning. This principle must also lead and direct the development of educational programs that can optimize learning among middle school students.
Principal investigators and middle school principals have different pay scales, as shown below.
| Principal Investigator | Middle School Principal | |
| Average salary | $84,635 | $92,607 |
| Salary range | Between $59,000 And $120,000 | Between $62,000 And $137,000 |
| Highest paying City | San Francisco, CA | Oakland, CA |
| Highest paying state | California | Connecticut |
| Best paying company | Incyte | Paulding County High School |
| Best paying industry | Technology | Education |
There are a few differences between a principal investigator and a middle school principal in terms of educational background:
| Principal Investigator | Middle School Principal | |
| Most common degree | Bachelor's Degree, 53% | Bachelor's Degree, 50% |
| 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 middle school principals' demographics:
| Principal Investigator | Middle School Principal | |
| Average age | 47 | 47 |
| Gender ratio | Male, 52.2% Female, 47.8% | Male, 56.4% Female, 43.6% |
| 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, 11.7% Unknown, 4.0% Hispanic or Latino, 13.9% Asian, 4.3% White, 65.3% American Indian and Alaska Native, 0.7% |
| LGBT Percentage | 16% | 16% |