Role Description - Author technical tasks to evaluate AI model performance on statistics problems. - Review and annotate tasks involving statistical charts, regression output, and distribution plots. - Produce original problem sets grounded in diagnostic figures and apply structured quality checks. - Write reference solutions and articulate reasoning step-by-step in written form. - Work independently and asynchronously with a flexible schedule to improve AI model outputs. Qualifications - Must-Have: PhD in Statistics or Biostatistics, or MS in Statistics with 3+ years applied research, data science, or teaching experience, or BS in Statistics or Math with 5+ years applied statistical analysis or data science experience. - Working fluency in at least two of: probability, inference, regression, Bayesian methods, experimental design. - Comfortable reading and interpreting statistical charts, regression output, distribution plots, and diagnostic figures. - Clear technical writing skills. Requirements - Hourly contractor. - Paid weekly via Stripe Connect. Application Process - Upload resume. - AI interview based on your resume. - Submit form. Resources & Support - For details about the interview process and platform information, please check: https://talent.docs.mercor.com/welcome - For any help or support, reach out to: support@mercor.com

Role Description Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey. Position: Statistics Expert Type: Contract Compensation: $72–$80/hour Location: Remote Commitment: 20 hours/week Role Responsibilities - Author technical tasks to evaluate AI model performance on statistics problems. - Review and annotate tasks involving statistical charts, regression output, and distribution plots. - Produce original problem sets grounded in diagnostic figures and apply structured quality checks. - Write reference solutions and articulate reasoning step-by-step in written form. - Work independently and asynchronously with a flexible schedule to improve AI model outputs. Qualifications - Must-Have PhD in Statistics or Biostatistics, or MS in Statistics with 3+ years applied research, data science, or teaching experience, or BS in Statistics or Math with 5+ years applied statistical analysis or data science experience. - Working fluency in at least two of: probability, inference, regression, Bayesian methods, experimental design. - Comfortable reading and interpreting statistical charts, regression output, distribution plots, and diagnostic figures. - Clear technical writing skills. Requirements - Hourly contractor - Paid weekly via Stripe Connect Application Process - Upload resume - AI interview based on your resume - Submit form Resources & Support - For details about the interview process and platform information, please check: https://talent.docs.mercor.com/welcome - For any help or support, reach out to: support@mercor.com - PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.

• Serves as a statistical department resource, mentors biostatisticians on job skills, and oversees or develops training plans or materials for Biostatistics associates. • Conducts training sessions, or otherwise trains new hires and enhance the skills of existing personnel. • Directs the activities of other biostatistics personnel on assigned projects to ensure timely completion of high quality work. • Provides independent review of project work produced by other biostatisticians in the department. • Provides support across all statistical tasks during the lifecycle of the project, from protocol to CSR. • Prepares or oversees the preparation of Statistical Analysis Plans (SAPs), including development of well-presented mock-up displays for tables, listings, and figures. Collaborates with sponsor, if required. • May be responsible as Lead Biostatician for the statistical aspects of the protocol, generation of randomization schedule, and input to the clinical study report. • Creates or reviews programming specifications for analysis datasets, tables, listings, and figures. • Reviews SAS annotated case report forms (CRFs), database design, and other study documentation to ensure protocol criteria are met and all data is captured as required to support a high quality database and the planned analysis. • Implements company objectives, and creates alternative solutions to address business and operational challenges. • As biostatistics representative on project teams, interfaces with other departmental project team representatives • Preparing in advance for internal meetings, contributing ideas, and demonstrating respect for opinions of others. • Conducts and participates in verification and quality control of project deliverables, ensuring that output meets the expected results and is consistent with analysis described in the SAP and specifications. • May lead complex or multiple projects (e.g. submissions, integrated analyses), and attend regulatory agency meetings or responds to questions, as needed, to support the statistical analysis results of clinical trials on behalf of the sponsor. • Manages scheduling and time constraints across multiple projects, sets goals based on priorities from management, discusses time estimates for completion of study related activities with biostatistics management, adapts to timeline or priority changes by reorganizing daily workload, and proactively communicates to biostatistics management any difficulties with meeting these timelines. • Monitors progress on study activities against agreed upon milestones and ensures the study timelines for project deliverables are met. • Identifies out of scope tasks and escalates to management. • Provides statistical programming support as needed. • May participate in Data Safety Monitoring Board (DSMB) and/or Data Monitoring Committee (DMC) activities, including charter development and serving as an independent non-voting biostatistician. May serve as a voting statistician on DSMBs and/or DMCs. • Provides input and reviews, and subsequently follows applicable SOPs, WIs, and relevant regulatory guidelines (e.g. ICH). • Maintains well organized, complete, and up-to-date project documentation, and verification/quality control documents and programs; ensuring inspection readiness. • Displays willingness to work with others and assists with projects and initiatives as necessary to meet the needs of the business. • Prepares in advance for internal meetings, contributes ideas, and demonstrates respect for opinions of others • Supports business development activities by contributing to proposals, budgets, and attending sponsor bid defense meetings. • Performs other work-related duties as assigned.

• Accountable for ensuring top-quality end-to-end trial delivery at a country level. • Managing the consistency of Local Trial Management duties and processes. • Serving as the country-level single point of contact on the study for internal partners. • Managing and overseeing Central IRB and other local vendors including set up of vendor purchase orders, invoice review and approval, and change-orders. • Execution of local milestones from feasibility through study close out. • Resourcing of country-level roles, including support with transitions. • Inspection Readiness and AQR at the country level. • Close collaboration with assigned Local Trial Managers, Lead Site Manager, Site Managers, Clinical Trial Associates, and Site Contract Managers. • Efficient communication with Clinical Trial Managers and Global Trial Leader to oversee trial excellence. • Conducting country level ad hoc meetings during any phase of the study to address unexpected circumstances.