binary-choice approach
noun phraseUK /ˈbaɪ.nər.i tʃɔɪs əˈprəʊtʃ/
US /ˈbaɪ.nɛr.i tʃɔɪs əˈproʊtʃ/
A way of deciding where you only have two choices, like yes or no.
The teacher used a binary-choice approach and asked us to pick true or false.
OTHER MEANINGS
2. A research method where participants must pick between exactly two alternatives.
The study used a binary-choice approach to measure preference for the two drinks.
3. A computer logic method that deals only with two states, such as on or off.
The program relies on a binary-choice approach, checking only true or false.
4. A teaching technique that asks students to answer with one of two options.
Her binary-choice approach made the quiz quick and easy to grade.