Quick skill test · 15 questions · 15 minutes · Free

Epidemiology & Biostatistics Certification

Tests epidemiology and biostatistics — measures of disease frequency and association, study designs, bias and causation, and statistical inference, screening tests and survival analysis — for public health and clinical research. Pass to earn Epidemiology & Biostatistics SOA-EPI.

What is the Epidemiology & Biostatistics Certification?

The Epidemiology & Biostatistics Certification is a free 15-minute skill test from Science of Apps. It tests epidemiology and biostatistics — measures of disease frequency and association, study designs, bias and causation, and statistical inference, screening tests and survival analysis — for public health and clinical research. Score 70% or more on its 15 questions to earn a verifiable Epidemiology & Biostatistics certificate (SOA-EPI). Every question is based on published standards and research — including Principles of Epidemiology in Public Health Practice (CDC), e-Handbook of Statistical Methods (NIST) — and each answer is explained with its source.

Built for your job title

Epidemiologist, Public health analyst, Clinical researcher, Biostatistics student and Medical student — and anyone who wants quick, verifiable proof of Epidemiology and Biostatistics skills for a CV or LinkedIn.

  • Epidemiologist
  • Public health analyst
  • Clinical researcher
  • Biostatistics student
  • Medical student

What the test covers

Three skill areas with 5 questions each, drawn from a bank of 10 per area, so a retake brings questions you haven't seen.

  1. 01

    Measures of Frequency and Association

    33%
    • Incidence and prevalence
    • Risk and rate ratios
    • Attributable risk
  2. 02

    Study Designs, Bias and Causation

    33%
    • Observational designs
    • Trials
    • Bias, confounding and causation
  3. 03

    Biostatistics and Screening

    33%
    • Hypothesis tests and confidence intervals
    • Sensitivity, specificity and predictive values
    • Survival and regression

Based on published standards

The questions are original scenarios, and each one names the public standard, official guide or research it draws on — shown under the question while you answer, and linked in your review. These are the sources behind this test:

Try a sample question

Incidence differs from prevalence because incidence counts

  1. all existing cases at a point in time
  2. deaths only
  3. recovered cases
  4. new cases over a period
Show the answer

D. new cases over a period — Prevalence ≈ incidence × duration (in steady state). The real test has 15 questions like this.

How the test works

  1. 15 minutes, 15 questions

    One question per screen, with a progress bar and a countdown. Your progress is saved on this device if you need to pause.

  2. Graded on our server

    Answers reach the page only after you submit, so the certificate can only be earned by passing.

  3. Every answer explained

    Pass or not, you see every question with the right answer, why, and the source behind it. Pass mark 70%, distinction 90%.

  4. Your certificate

    Founder-signed, with a QR code and credential ID. Download PDF or PNG, add to LinkedIn, and it's emailed to you.

What you earn

A Science of Apps certificate for Healthcare, Education, Legal Operations & Sustainability: ivory paper with a gold medal
LinkedIn-ready certificate

Pass, then add it to LinkedIn in one click

No typing. The Add to LinkedIn button opens your profile’s Licenses & certifications form already filled in: the certificate name, Science of Apps as the issuer, the issue date, your credential ID and a link recruiters can use to verify it.

  1. 1Take the 15-minute test
  2. 2Score 70% or more
  3. 3Click Add to LinkedIn
Free · no sign-up · also emailed to you as a PDF
How it shows on your LinkedIn profile

See every Healthcare, education & more certification and test →

Frequently asked questions

What is the Epidemiology & Biostatistics Certification?

The Epidemiology & Biostatistics Certification is a free 15-minute skill test from Science of Apps. It tests epidemiology and biostatistics — measures of disease frequency and association, study designs, bias and causation, and statistical inference, screening tests and survival analysis — for public health and clinical research. Score 70% or more on its 15 questions to earn a verifiable Epidemiology & Biostatistics certificate (SOA-EPI). Every question is based on published standards and research — including Principles of Epidemiology in Public Health Practice (CDC), e-Handbook of Statistical Methods (NIST) — and each answer is explained with its source.

How do I take the Epidemiology & Biostatistics Certification for free?

Read the three skill areas on this page, then take the 15-minute test online — no fee, course or sign-up. You see every answer explained when you finish. Score 70% or more and you get a Epidemiology & Biostatistics certificate straight away, on screen, as a PDF and by email, with a credential ID anyone can verify.

Are the Epidemiology & Biostatistics Certification questions based on real standards?

Yes. The questions are original scenarios written by Science of Apps, and each one is based on a public source you can read: Principles of Epidemiology in Public Health Practice (CDC); e-Handbook of Statistical Methods (NIST). The source is shown under each question and linked in the answer review. Science of Apps doesn't copy questions from other tests.

What does the Epidemiology & Biostatistics Certification cover?

Three skill areas with five questions each, drawn from a bank of 10 per area so a retake brings new questions: Measures of Frequency and Association (Incidence and prevalence, Risk and rate ratios and Attributable risk); Study Designs, Bias and Causation (Observational designs, Trials and Bias, confounding and causation); Biostatistics and Screening (Hypothesis tests and confidence intervals, Sensitivity, specificity and predictive values and Survival and regression). Every question is an original scenario based on a published standard, official documentation or research, named under the question.

Who should take the Epidemiology & Biostatistics Certification?

Epidemiologist, Public health analyst, Clinical researcher, Biostatistics student and Medical student. It suits anyone who wants a quick, verifiable way to show Epidemiology and Biostatistics skills, from students and career switchers to experienced professionals.

Can I take the Epidemiology & Biostatistics Certification from any country?

Yes. The test is online, in English and free everywhere — people take it from India, the US, the UK, Europe, Africa, Latin America and Asia-Pacific. Your certificate is dated with your own local date and can be verified from anywhere at scienceofapps.com/certification/verify/.

How long is the Epidemiology & Biostatistics Certification?

15 questions — 5 from each of 3 skill areas — with a 15-minute limit. You need 70% (11 of 15) to pass and 90% for distinction.

How hard is the Epidemiology & Biostatistics Certification?

We rate it Intermediate: assumes hands-on experience in the role. It has 15 scenario questions — 5 from each of 3 skill areas — and a 15-minute limit. You need 70% (11 of 15) to pass and 90% for distinction.

How much do Science of Apps certifications cost?

Nothing. There is no fee to take a test, to receive the certificate, to have it emailed or to verify it, and no sign-up.

How are the tests graded?

On our server, not in your browser. The answers never reach the page until you submit, so a certificate can only be earned by passing. Each certificate gets a unique credential ID stored by Science of Apps.

What happens if I don't pass?

You see your score for each area and every question with the correct answer and why, with the published source behind it. You can retake after 30 minutes, and the retake draws questions you haven't seen yet.

Do the certificates expire?

No. Every certificate is dated, so it always shows when you passed. Retake a test any time for a newer date or a higher score.

Can I add the certificate to LinkedIn?

Yes. After you pass, Add to LinkedIn opens the Licenses & certifications form with the certificate name, Science of Apps as the issuer, the issue date, your credential ID and the verification link filled in. You can also download it as a PDF or PNG, and it's emailed to you as a PDF.

How can an employer verify my certificate?

Every certificate has a credential ID and a QR code. Scanning it, or entering the ID at scienceofapps.com/certification/verify/, shows the holder's name, the certification, the score and the issue date from our records.

Are these accredited qualifications?

No. They are Science of Apps' own assessments of applied skill. They aren't issued by a university or standards body, and they work best alongside a portfolio that shows the skills in real work.

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