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Design of Experiments (DoE)

Screening design

You have many possible factors and little knowledge.

Full factorial design

You have only a few factors and want the full picture.

Optimization design

You already know the important factors and want to optimize.

Robust design

You already know the important factors and want stable settings that are less sensitive to noise.

Mixture design

Your factors are ingredients or proportions.

Optimal design

You have constraints or no standard design fits your situation.

Factors

No. of Factors

No. of Replicates

No. of Blocks

No. of Center Points

Factor	Low	High

Plan

Run Order	Factor A	Factor B
1	-1	-1
2	-1	1
3	1	-1
4	1	1

How-to

2-Level Factorial Design Calculator

Here you can easily create a 2-Level Factorial Design online. Simply select the number of factors and the number of repetitions. The 2-Level Factorial Design Generator will then create your test plan.

Understanding 2-Level Factorial Design

A 2-level factorial design is a fundamental DoE technique used to study the effects of multiple factors simultaneously. A two-level design is a special case of a full factorial design. It is highly efficient for evaluating the main effects and interactions of factors at two levels (usually high and low). This approach is crucial in optimizing processes, improving product quality, and driving innovation in various scientific and industrial fields.

Cite numiqo: numiqo Team (2026). numiqo: Online Statistics Calculator. numiqo e.U. Graz, Austria. URL https://numiqo.com