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Pebbles Ai glossary

What does a business analyst do?

A business analyst works out what an organisation needs to change and describes it precisely enough to build or buy. They study how work is done today, interview the people involved, write requirements and process maps, and check that the delivered change does the job. Business analysts report into operations, a project office or IT, and they often evaluate software during a purchase.

The short answer

Key takeaways

  • A business analyst turns a vague need into requirements a team can deliver or a vendor can answer.
  • The core outputs are process maps, requirements and acceptance criteria.
  • A data analyst studies data; a business analyst studies how work gets done.
  • In a software purchase, the BA often writes the requirements and scores the vendors.

What a business analyst produces

A business analyst produces documents that make a change precise: what happens today, what should happen instead and how everyone will know it worked. The format varies by organisation, but the purpose is always to stop people building or buying the wrong thing.

  • A map of the current process, with the problems marked.
  • Requirements written as testable statements or user stories.
  • Acceptance criteria that say when a requirement is met.
  • A gap analysis comparing options against the requirements.
  • Input to the business case: costs, risks and expected changes.

Business analyst vs data analyst

A business analyst studies how work is done and what should change; a data analyst studies data sets to answer questions with numbers. The two often work together, with the data analyst supplying evidence that the business analyst uses to describe a problem or test a solution.

An IT business analyst is a business analyst who focuses on systems: they translate between the people who use software and the people who build or configure it. A business operations analyst, by contrast, usually works on how the company runs, with reporting and planning at the centre.

The business analyst in a software buying committee

In a software buying committee, a business analyst is usually the evaluator who turns the team's needs into questions vendors must answer. They write the requirements, prepare demo scripts, score each product and report back to the budget holder.

Their influence is larger than their title suggests. A product that fails a requirement on the analyst's list rarely reaches the final round, however much a senior sponsor likes it.

How to sell when a business analyst is evaluating

To sell when a business analyst is evaluating, answer the requirements exactly and say clearly where you do not meet one. Analysts distrust vague yeses, and an honest no on one point makes every other answer more credible.

Show the product doing their actual process, not a generic demo, and provide documentation they can check after the call. As an illustration, if the requirement is that customer records update after a call, show who triggers the update, what is written and where it can be reviewed.

From answer to product

Where Pebbles Ai fits

Clear answers

Common questions

Do business analysts need technical skills?

Some, depending on the role. All need clear writing and process mapping; IT business analysts also need to understand how systems connect and store data.

Is a business analyst a decision maker?

Rarely the final one. They shape the decision by setting the requirements and scoring options, while a budget holder or sponsor signs.

Which careers lead into business analysis?

Many business analysts start in operations, IT support, project coordination or consulting. Some add a business analysis certification later, but experience of real projects matters most to employers.

About this page. Written by the Pebbles Ai team for people who run sales, marketing and growth. Last updated .

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