What Is a Biostatistician?

Biostatisticians play a crucial role in health and data science by collecting and analyzing data in the context of biology, with applications in fields like medicine, agriculture, and public health. They are the experts who generate and validate statistics that inform critical decisions, such as the risk of hospitalization from COVID-19 after vaccination, which is approximately 5 in 100,000.

In light of the pandemic, the demand for healthcare professions is expected to grow by 13 percent from 2021 to 2031. Biostatisticians, in particular, can anticipate an even higher growth rate of 31 percent. This growth underscores the essential nature of their work in addressing health-related challenges like COVID-19.

What sets biostatisticians apart is the complexity of the problems they tackle, especially in a rapidly evolving pandemic. There's an urgent need to conduct rigorous data analyses promptly to make informed decisions and, ultimately, save lives.

If you're considering a career in biostatistics and have a passion for working with health data, here's a comprehensive guide to help you get started:

What is a biostatistician?

Biostatisticians are indispensable in biology and public health. They are instrumental in collecting and analyzing data, harnessing the power of mathematics and statistics. Their role is pivotal in propelling groundbreaking research across a wide spectrum, from advancements in medicine and agriculture to enhancing public health practices.

If you possess a natural affinity for working with data and have a profound interest in contributing to the fields of medicine or health yet find yourself drawn away from the traditional paths of becoming a clinical doctor, nurse, or specialist, a career as a biostatistician could be an astute choice for you.

As a rigorously trained and highly educated biostatistician, your core mission revolves around the intricate data analysis process. You embark on a journey to unravel the multifaceted factors that influence the health and holistic well-being of humans, animals, and the delicate ecological systems surrounding us.

With your analytical prowess, you embark on a collaborative journey alongside a team of dedicated researchers. Together, you delve deep into the wealth of data, discerning the subtle relationships and trends concealed within. Your findings transcend mere numbers; they metamorphose into critical statistics, insightful predictions, and comprehensive studies.

These statistical revelations are a guiding light for medicine, public health, and beyond. They help unravel the mysteries of diseases, delineate risk factors, and shed light on other health-related hazards. 

By meticulously gathering data at every stage of experiments and clinical trials, you ensure the results are detailed and offer a panoramic view considering the larger context. Your work contributes to a holistic understanding of complex health issues and steers healthcare practices and policies toward more informed, effective, and compassionate solutions.

Where does a biostatistician work? 

Biostatisticians have the versatility to operate across various environments, participating in various research endeavors. In addition to clinical settings, you can pursue roles in government agencies, nonprofit organizations, academia, the technology sector, or within corporate entities.

In the pharmaceutical realm, biostatisticians frequently contribute their expertise to clinical studies, assessing the efficacy of medications. Similarly, they may engage in analogous work within medical device companies, evaluating the performance of healthcare products.

For those passionate about public health, opportunities arise in nonprofit organizations dedicated to public welfare. Here, biostatisticians play a vital role in scrutinizing programs, offering insights that inform policy decisions crucial to the well-being of communities.

Within government positions, biostatisticians occupy influential roles in shaping public health and education policies. Their statistical acumen guides the development of evidence-based strategies addressing society's pressing health and educational challenges.

Biostatistician salary and job outlook

Biostatisticians can anticipate earning salaries that surpass the national average. According to data from the US Bureau of Labor Statistics, professionals in the field of mathematics and statistics command a median annual income of $96,280. Moreover, as mentioned earlier, the robust demand for biostatisticians is expected to result in a remarkable job growth rate of 31 percent between now and 2031.

For further confirmation of the potential financial rewards, the job listing platform Indeed reports an even more impressive average salary figure of $126,004 for biostatisticians. This higher average salary underscores the recognition of their specialized skills and the value they bring to various industries, particularly in the vital domains of biology and public health.

Biostatistician tasks and responsibilities

Biostatisticians commonly collaborate within teams comprising scientists and researchers, collectively engaged in tasks involving analysis, strategy development, and result interpretation. The roles and responsibilities of biostatisticians encompass:

  • Methodology Development: Crafting robust methodologies for data collection is a fundamental duty, ensuring that data is gathered systematically and precisely.
  • Study and Clinical Trial Design: Biostatisticians are instrumental in formulating research plans and clinical trials tailored to address specific problems or inquiries, guiding the creation of research protocols.
  • Data Collection and Extensive Analysis: Proficiently collecting and meticulously scrutinizing vast datasets is a core competency, utilizing statistical techniques to derive meaningful insights.
  • Results Interpretation: They excel in interpreting research findings, distilling intricate data into understandable insights that inform decision-making.
  • Communication of Findings: Dissemination of discoveries takes shape through scholarly papers, presentations, and reports. These outputs are valuable resources for shaping public health, educational, or environmental policies.

How to become a biostatistician 

Biostatisticians are highly educated and extensively trained professionals, often requiring or strongly recommending a master's degree in statistics or public health. Employers seek candidates with a proven track record in complex statistical analysis. Here's a step-by-step guide to becoming a biostatistician:

Earn a Bachelor's Degree:

  • It's advisable to pursue a bachelor's degree if you're aspiring to become a biostatistician. While most positions demand a master's degree, some may even require a doctorate. Biostatisticians are responsible for producing insights that can impact entire populations, necessitating expertise in data analysis.
  • A bachelor's degree in a quantitative major like mathematics or statistics lays a strong foundation for success. However, if you've already completed a bachelor's degree in an unrelated field, such as humanities or social sciences, don't worry. Pursuing a master's degree in mathematics, statistics, or another data-related discipline, combined with a solid grasp of programming and data software management skills, can help you secure a junior-level biostatistician role.

Gain the Necessary Skills:

  • Both technical and interpersonal skills are essential for biostatisticians. The specific requirements may vary depending on the organization you aim for, so reviewing job descriptions is crucial to understanding what skills you need to develop.
  • Technical Skills:
    • Proficiency in R, Python, C or C++, JavaScript, MATLAB, and SQL.
    • Ability to manage and clean data using data analysis software like SAS.
    • A strong grasp of statistical theory, including expertise in longitudinal and complex data analysis.
    • Specialized knowledge in areas such as epidemiology or public health.
  • Workplace Skills:
    • Multitasking abilities and the capacity to contribute to multiple projects concurrently.
    • Excellent communication and collaboration skills.
    • Strong academic-level writing skills.
  • Biostatisticians are typically curious individuals who enjoy in-depth problem-solving. They approach issues methodically, collecting and analyzing data systematically to inform decisions in the realm of public health.

Pursue a Master's Degree:

  • If you're committed to a career as a biostatistician, pursuing a master's degree in biostatistics, statistics, mathematics, or public health (with a focus on data and statistics) is highly recommended.
  • Around 58 percent of biostatisticians hold a master's degree, according to O*Net Online.
  • In today's competitive landscape, where bachelor's degrees are becoming more common, having a master's degree in this specialized and technical field can help you stand out among applicants. Some positions may even mandate a master's degree or higher.

FAQs (Frequently Asked Questions)

1. How much does a biostatistician earn?

Biostatisticians typically earn competitive salaries, with an average annual income ranging from $70,000 to $130,000, depending on experience and location.

2. Is a Ph.D. required to become a biostatistician?

While a Ph.D. can open up advanced research opportunities, many entry-level positions only require a master's degree.

3. Are biostatisticians in demand?

Yes, the demand for biostatisticians is steadily increasing, thanks to the growing importance of data-driven decisions in healthcare and research.

4. What is the job outlook for biostatisticians?

The job outlook for biostatisticians is excellent, with a projected growth rate much higher than the average for all occupations.

5. Can I work as a biostatistician remotely?

Yes, many biostatisticians can work remotely, especially in roles involving data analysis and research.

6. How can I become a successful biostatistician?

To excel in this field, focus on building strong statistical skills, staying updated with the latest research methods, and developing effective communication skills.


Becoming a biostatistician is a rewarding career choice that allows you to significantly impact the world of healthcare and research. With the right education, skills, and determination, you can embark on this exciting journey and contribute to groundbreaking discoveries. Explore the endless possibilities in biostatistics and unlock a world of opportunities.

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