What is a Biostatistician?
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A biostatistician is a trained data analyst that works in fields like biology, environmental science, public health, and medicine. They employ various methodologies to collect, assess, and record data on things that impact the well-being of individuals and specific groups of living organisms. As they analyze this data, biostatisticians look for trends and patterns that could indicate potential health risks to populations.
Once biostatisticians draw conclusions from their research, they typically share their findings with public health leaders, government agencies, academic institutions, or members of the scientific community. These groups then publicize this information to the general public. Such information might include studies on common diseases like diabetes, environmental dangers like pollution, or notable breakthroughs in fields like oncology or pharmacology.
While some biostatisticians choose to specialize in one area or age group, others adopt a more general approach.ÌýÌý
RESPONSIBILITIES
What Does a Biostatistician Do?Ìý
On any given day, these professionals might perform tasks such as:
- Devising statistical methods of data analysis.
- Collecting and studying data related to bioinformatics, epidemiology, pharmaceuticals, agriculture, genetics, and more.
- Applying mathematical principles and logic during analysis to answer key questions.
- Using dedicated data analysis software and data mining techniques to parse large datasets.
- Collaborating on projects with other statisticians, data scientists, and mathematicians.
- Converting raw data into actionable information via written reports or presentations.
- Ensuring research data is collected, stored, and analyzed in compliance with privacy regulations and ethical standards, including HIPAA requirements for protected health information.
- Publishing research studies online or in peer-reviewed journals.
Where Do Biostatisticians Work?
A career in biostatistics can take you into many different industries. While many people associate the profession with hospitals, biostatisticians also contribute to research, product development, and public health initiatives across numerous organizations. Depending on your interests, your work may focus on improving patient outcomes, designing safer medications, or helping policymakers make evidence-based decisions.
Government agencies
Many biostatisticians work for government agencies such as the Centers for Disease Control and Prevention (CDC), the National Institutes of Health (NIH), state health departments, and other public health organizations. They analyze disease trends, evaluate public health programs, and support emergency preparedness efforts using advanced statistical methods.
Pharmaceutical and biotechnology companies
One of the largest employers of biostatisticians is the pharmaceutical and biotechnology industry. Here, you could help design studies, analyze clinical trials, evaluate drug safety, and determine whether new medications or medical devices meet regulatory standards before approval. Many pharmaceutical companies rely on these professionals throughout every phase of product development.
Hospitals and healthcare systems
Hospitals and large healthcare organizations employ biostatisticians to evaluate patient outcomes, improve quality of care, identify trends in treatment effectiveness, and support population health initiatives through statistical analysis.
Academic institutions
Universities and research centers employ biostatisticians to conduct research studies, collaborate with physicians and scientists, teach future researchers, and publish findings in peer-reviewed journals.
Nonprofit organizations
Many nonprofit organizations focused on global health, cancer research, environmental health, and disease prevention hire these professionals to evaluate programs, analyze community health data, and measure the impact of public health initiatives.
Types of Biostatistics
Biostatistics includes several specialized areas, each serving a different purpose for scientific research or healthcare.
- Descriptive biostatistics: Organizes and summarizes data using averages, percentages, charts, and graphs.Ìý
- Inferential biostatistics: Uses samples to draw conclusions about larger populations while estimating uncertainty through confidence intervals and hypothesis testing.Ìý
- Clinical biostatistics: Focuses on the design and statistical analysis of clinical trials and medical research to evaluate treatments, drugs, vaccines, and medical devices.Ìý
- Survival analysis: Examines time-to-event data, such as patient survival rates or the length of time before a disease returns—which is especially valuable in oncology and chronic disease research.
EDUCATION & BEST DEGREES
How Do You Become a Biostatistician?
The education requirements you’ll need to meet depend on yourÌýlong-term career goals. While some entry-level positions are available to those with a bachelor’s degree, many employers prefer candidates with graduate-level education, particularly for positions involving advanced statistical methods and independent research.
Consider the following steps:Ìý
- Earn a bachelor’s degree: A bachelor’s degree in public health, statistics, mathematics, computer science, data analytics, biology, or a related discipline provides an excellent foundation for a future biostatistician career.Ìý
- Gain work experience: Look for internships or entry-level positions involving data science, healthcare, epidemiology, or research. Practical experience helps strengthen your analytical skills while exposing you to real-world biostatistician work.Ìý
- Earn a master’s degree: Many employers prefer candidates with a master’s degree in biostatistics, statistics, public health, or a closely related quantitative field.Ìý
- Continue your professional development: Because technology and statistical methods continue to evolve, completing ongoing education—through conferences, certifications, online courses, or professional organizations—can help you remain competitive throughout your career.
Best Degrees for aÌýBiostatistician
Health & Nursing
Master of Public Health
This online Master of Public Health degree program is a perfect fit for...
This online Master of Public Health degree program is a perfect fit for students who want to make a difference in their community.
- Time:Ìý60% of students finish similar programs inÌý21 months.
- Tuition:Ìý$4,995 per 6-month term
- Courses:Ìý12 total courses in this program
Skills for your résumé you will learn in this program:
- Biostatistics and analysis
- Environmental health
- Epidemiology
- Global health
- Public health policy and advocacy
- Health education and promotion
This degree prepares you with relevant industry skills and experience that will help you move forward in your career.
Health & Nursing
Public Health - B.S.
This online bachelor's degree in public health will prepare you to impact...
This online bachelor's degree in public health will prepare you to impact your community and make a difference.
- Time:Ìý63% of students finish similar programs in 24 months.
- Tuition:Ìý$4,210 per 6-month term
- Courses:Ìý33 total courses in this program
Skills for your résumé you will learn in this program:
- Cognitive psychology
- Public health approaches
- Epidemiology
- Biopsychosocial health models
This degree prepares you with relevant industry skills and experience that will help you move forward in your career.
SKILLS OVERVIEW
What Professional Skills Does a Biostatistician Need?Ìý
Biostatisticians practice a variety of hard and soft skills in their day-to-day work.
The following skills are common among biostatisticians:Ìý
Technical Skills
- Data management software: Biostatisticians commonly use tools such as Tableau, Microsoft Power BI, and database platforms to organize and visualize complex datasets.
- Statistical programming: Many employers expect proficiency in R, Python, SAS, SQL, or similar programming languages used to perform statistical analysis and automate data workflows.
- Mathematics and statistics: Successful biostatisticians rely on probability, calculus, linear algebra, regression, experimental design, and other advanced statistical methods.
- Data management: Collecting, cleaning, validating, and organizing large datasets are critical parts of producing accurate research findings.
- Statistical modeling: Biostatisticians use regression models, longitudinal analysis, survival analysis, and predictive modeling to answer research questions and support evidence-based decision-making. Ìý
Soft Skills
- Writing and communication: Whether a biostatistician is preparing grant proposals, publishing journal articles, or presenting findings, clear communication is essential.
- Critical thinking: Biostatisticians must evaluate research questions, recognize limitations, and determine the most appropriate analytical approach.
- Analytical skills: Finding meaningful patterns within complex biological and healthcare datasets requires careful observation and logical reasoning.Ìý
- Problem-solving: Every project presents unique challenges that require creative thinking and methodical investigation.
- Project management: Many biostatisticians oversee multiple studies simultaneously while coordinating timelines with multidisciplinary teams.
- Interpersonal communication: Collaboration with physicians, researchers, epidemiologists, statisticians, and mathematicians requires the ability to explain technical findings to both technical and nontechnical audiences.
How Much Does a Biostatistician Make?Ìý
$105,500
The median annual salary for biostatistician is . However, biostatistician salary levels vary depending on education, experience, industry, and location. Professionals working for pharmaceutical companies, biotechnology firms, or federal agencies—particularly those in senior research positions—often earn salaries above the national median.Ìý
What Is the Job Outlook?Ìý
8%
The projects that employment of mathematicians and statisticians—which includes biostatisticians—will increase by 8% from 2024 to 2034, a rate much faster than average. Approximately 2,200 annual job openings are expected over that period due to both growth and replacement needs.Ìý
What Are the Pros and Cons of Being a Biostatistician?
Like any profession, a biostatistician career comes with unique advantages and challenges. If you’re considering this career path, understanding both sides can help you decide whether it aligns with your interests, strengths, and long-term goals.
Pros
Meaningful impact. Your work can contribute to medical breakthroughs, improve patient outcomes, and advance public health through evidence-based research.
Strong job outlook. The demand for biostatisticians continues to grow as healthcare, biotechnology, and pharmaceutical companies increasingly rely on data-driven decision-making.
Competitive earning potential. A competitive biostatistician salary and opportunities for advancement make this an attractive career for quantitative professionals.
Variety of work environments. Biostatisticians can work for government agencies, hospitals, universities, nonprofits, or pharmaceutical organizations, offering flexibility in your career path.
Continuous learning. Advances in medicine, technology, and data science mean there are always new tools, programming languages, and analytical techniques to learn.
Cons
Advanced education is often required. Many biostatistician jobs require a master’s degree, and some research or academic positions prefer a Ph.D.
Math-intensive work. Success requires a strong understanding of mathematics, probability, and statistical methods, which may not appeal to everyone.
Complex problem-solving. Analyzing large datasets and interpreting results can be challenging and requires careful attention to detail.
Project deadlines. Research timelines and clinical trials often involve strict deadlines that can create periods of increased workload.
Limited direct patient interaction. If you enjoy hands-on patient care, the research-focused nature of the work may feel less personally engaging.
Frequently Asked Questions About Biostatisticians
Most biostatisticians work full time during regular business hours. Deadlines for clinical trials, grant submissions, or major research studies may occasionally require additional hours.
A biostatistician applies statistical principles specifically to biology, medicine, and healthcare, while statisticians may work in fields such as finance, business, manufacturing, sports analytics, or government.
Epidemiologists investigate how diseases spread and identify risk factors affecting populations. Biostatisticians develop and apply the statistical methods used to analyze the data collected during those investigations.
Not always. Many biostatistician jobs require a master’s degree, while companies often prefer or require a Ph.D. for senior research, academic faculty, and independent investigator positions.
Quite a bit. They regularly use calculus, probability, linear algebra, statistical modeling, and computer programming to perform complex statistical analysis and interpret findings.
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