Answer-
D. The outcomes can be divided into two categories i.e correct and incorrect.
Solution-
Conditions for applying Binomial Distribution-
- Fixed number of trials
- Independent trials
- Two different classifications
- The probability of success stays the same for all trials
In the question it is given that the student randomly chooses every answer on a 30 question multiple choice test, so
- this has a fix number of trials i.e 30
- the events are independent of each other
- only two outcomes, i.e either correct or wrong
- the chances of getting correct answer it same, as number of correct answer and number of choices are same in every case.
Therefore, the correct option should be the option D The outcomes can be divided into two categories i.e correct and incorrect.
